CVE-2011-4073
Estado: ModificadaMedia (4)—
Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service (pluto IKE daemon crash) via vectors related to the (1) quick_outI1_continue and (2) quick_outI1 functions.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
- Puntuación base: 4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.09%
- Percentil entre todas las CVEs puntuadas: 81
- Fecha de la puntuación: 3/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-399
Referencias
- http://secunia.com/advisories/46678
- http://secunia.com/advisories/46681
- http://secunia.com/advisories/47342
- http://www.debian.org/security/2011/dsa-2374
- http://www.openswan.org/download/CVE-2011-4073/CVE-2011-4073.txt
- http://www.redhat.com/support/errata/RHSA-2011-1422.html
- http://www.securityfocus.com/bid/50440
- http://www.securitytracker.com/id?1026268
- http://secunia.com/advisories/46678
- http://secunia.com/advisories/46681
- http://secunia.com/advisories/47342
- http://www.debian.org/security/2011/dsa-2374
- http://www.openswan.org/download/CVE-2011-4073/CVE-2011-4073.txt
- http://www.redhat.com/support/errata/RHSA-2011-1422.html
- http://www.securityfocus.com/bid/50440
- http://www.securitytracker.com/id?1026268
JSON original (NVD)
Mostrar
{
"id": "CVE-2011-4073",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
"authentication": "SINGLE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2011-11-17T19:55:01.390",
"references": [
{
"url": "http://secunia.com/advisories/46678",
"tags": [
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "http://secunia.com/advisories/46681",
"tags": [
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "http://secunia.com/advisories/47342",
"tags": [
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.debian.org/security/2011/dsa-2374",
"source": "cve@mitre.org"
},
{
"url": "http://www.openswan.org/download/CVE-2011-4073/CVE-2011-4073.txt",
"source": "cve@mitre.org"
},
{
"url": "http://www.redhat.com/support/errata/RHSA-2011-1422.html",
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/bid/50440",
"source": "cve@mitre.org"
},
{
"url": "http://www.securitytracker.com/id?1026268",
"source": "cve@mitre.org"
},
{
"url": "http://secunia.com/advisories/46678",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://secunia.com/advisories/46681",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://secunia.com/advisories/47342",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.debian.org/security/2011/dsa-2374",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.openswan.org/download/CVE-2011-4073/CVE-2011-4073.txt",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.redhat.com/support/errata/RHSA-2011-1422.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/50440",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securitytracker.com/id?1026268",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-399"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service (pluto IKE daemon crash) via vectors related to the (1) quick_outI1_continue and (2) quick_outI1 functions."
},
{
"lang": "es",
"value": "Una vulnerabilidad de uso de memoria previamente liberada en la funcionalidad del manejador auxiliar criptográfico en Openswan versión 2.3.0 hasta 2.6.36, permite a los usuarios autenticados remotos causar una denegación de servicio (bloqueo del demonio pluto IKE) por medio de vectores relacionados con las funciones (1) quick_outI1_continue y (2) quick_outI1."
}
],
"lastModified": "2026-06-16T23:34:22.557",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "39C5F91B-EE8A-4A81-A21D-68A3F4295200"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.3.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "112D7B10-50E4-4903-9E34-DB4857D6C658"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F7841F42-1226-43C4-A007-88847925D872"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "77930F86-13FF-4787-A39F-2D00110AFBFC"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7B1ADD64-2503-4EED-9F6F-E425A3406123"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.3:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A3067BE9-4314-42BD-8131-89C4899F7D47"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.4:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E00CA6E5-1F63-4D59-BA72-0F8697671718"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C35A2049-8502-41F2-894E-E39AEBEB6816"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.6:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1109A84D-1815-4A7B-8EDA-E493A1973224"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.7:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B20531A3-F6F8-4FE1-9C0A-FDFABAC4C6AA"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.8:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C9F212AE-D5B3-4A88-A1E6-00A13A0A2AD5"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.9:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DD82E956-8C8E-4B38-9E82-4AA9AEFE6891"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2D0F0EA4-A0DF-48CC-9B42-465A36945503"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.11:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8945D2A7-B1C3-4981-B840-FB046AB6F4B6"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.12:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "338E969E-2CC6-44F3-A938-EE7131375AB8"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.4.13:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A0F3C93D-0575-4BAF-955A-C74D0C141523"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7DEFAF6E-FFEF-46A3-99C1-F95ACBDB78F9"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.0:sbs4:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8350D73B-8E0F-4A47-BAF0-8760DAB15FE8"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.0:sbs5:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4BB58EA0-D9DB-4E15-9A15-E36340AC8336"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.01:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C97FA4D4-3804-4171-AF3F-3417438B3991"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.02:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0BE96833-5A92-4DFD-952D-DA9E89EBFD4B"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.03:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6A8774D7-E8B3-487F-BB2F-26819D43B9B8"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.04:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AB7BA36B-D16C-424F-AB2B-F2377C27EEC5"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.05:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0EBF6E8F-345B-464E-AF42-2023ADAD24AC"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.06:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "01BE8382-1C52-497B-9CF7-FBE1F62FF393"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.07:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "14846867-EC43-4643-A746-E6FF74A257E3"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.08:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "06D3BE33-7C68-4B69-84CA-DEC5C9EEA1D7"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.09:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "45E28D36-D8F1-4801-AAC8-822A983EC8FD"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4E818F98-46A4-46F0-9150-1BC2AFAA9AC7"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.11:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "657A6290-B56C-480A-B333-E80116CEB22E"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.12:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C3064E8F-D635-4EA3-A2CA-83F38CABFDD6"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.13:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CBDB2792-C463-4E0A-BE7A-BDE5BE63EDEB"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.14:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C403BE3B-DEA3-4B14-907E-2801101465F9"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.15:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5D9CF872-EF59-4686-BF3C-A35AAB987E76"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.16:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "069A54BF-45EE-4C42-BBB7-7488F0FFB78F"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.17:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EBC5D566-407A-4F38-9E04-37AADFD6E5DE"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.5.18:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "08A80BD0-685C-4C7A-AD32-BF8763A4DBFC"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.01:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "44FC55F9-B802-4843-8590-B24BE51CEABF"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.02:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1DE9DD89-B625-47B1-A7C8-0E2B934C2F55"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.03:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "78325087-599F-448B-8C47-570914FF6C59"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.04:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "059CFA5C-B262-47AF-94A6-8E74AFB19204"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.05:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "12F25627-235B-4312-80A4-4E36DE0E72A4"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.06:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B3E70B88-6348-42BB-AE96-46BDB1F3C6FB"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.07:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "12A9DF25-48E8-4D52-A267-1BE0437E9000"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.08:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C986533F-E320-46FA-A9F7-DAFDB1A0628A"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.09:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7C77DED4-2696-4172-92B7-43034E61F845"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2EDCCFDA-99A8-4590-99F1-95F3A5AD70B4"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.11:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BED1BA7D-B603-49D4-9080-4A9FEC056A69"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.12:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9E8EB86B-2DD9-4C4B-9C9A-E88B2C458C8B"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.13:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "207B98DB-5962-4F62-AF5B-D48EF0C0E2A5"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.14:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DFB65639-AE3A-4984-93F9-2A8100DCEE6B"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.15:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B8921D08-FBA3-4C0A-8944-362909C5EB6B"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.16:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3FBD5312-E44F-4996-AA29-AFED53A90E8E"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.17:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E1B24C96-47DF-4FA2-8DF4-8241F4964F5F"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.18:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A5067B83-AB9E-4819-B5A2-B14A96EB54C6"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.19:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "773B9BB2-0F65-4604-AF2C-8AC396DDC094"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.20:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AA892169-0079-48D9-AEF5-641748CE1BF2"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.21:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4A7E9A23-65D9-4C3D-BF2D-007D3428DE2E"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.22:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C41815E9-08BC-49ED-9016-5FE804DCC779"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.23:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7FA99146-7368-44B6-B7B4-3D77741E5A7A"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.24:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A0EF3852-4889-49F0-8D56-1E1FF1E811D9"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.25:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D734AD8D-AE91-47C7-BD4D-467CFB63D163"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.26:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FE595B96-0618-4DF3-B7C3-479A1DD02670"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.27:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F38B9927-1918-4380-8265-E8915D49AECC"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.28:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0D3A8294-58D5-429D-9061-EE897AAAED80"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.29:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CFAFF39D-126F-4984-A40B-88E94C680141"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.30:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "73EE725B-C26E-4343-B5F2-F5DF31A197C1"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.31:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A26D9508-E43D-4BA2-9734-CDABBD405D26"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.32:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "01D11526-6DCD-4B73-BACC-FC619D92BBB5"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.33:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "24641D2D-BB95-4E26-AD96-8CE96B6B3976"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.34:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A24A87F0-AE9A-46DB-8E47-7819E18513CE"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.35:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "13460979-98A3-4873-B9E4-86327F9C2B2A"
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.36:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DB91B1E2-12F5-4DE1-95D8-400196730902"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}