CVE-2018-21042
Status: ModifiedCritical (9.8)—
An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) software. Dual Messenger allows installation of an arbitrary APK with resultant privileged code execution. The Samsung ID is SVE-2018-13299 (December 2018).
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Base score: 9.8
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.63%
- Percentile among all scored CVEs: 49
- Score date: 10/19/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (1)
CWEs
- CWE-862
References
Raw JSON (NVD)
Show
{
"id": "CVE-2018-21042",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2020-04-08T18:15:12.900",
"references": [
{
"url": "https://security.samsungmobile.com/securityUpdate.smsb",
"tags": [
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://security.samsungmobile.com/securityUpdate.smsb",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-862"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) software. Dual Messenger allows installation of an arbitrary APK with resultant privileged code execution. The Samsung ID is SVE-2018-13299 (December 2018)."
},
{
"lang": "es",
"value": "Se detectó un problema en dispositivos móviles Samsung con versiones de software N(7.x), O(8.x) y P(9.0). Dual Messenger permite la instalación de un APK arbitrario con una ejecución de código privilegiada resultante. El ID de Samsung es SVE-2018-13299 (Diciembre de 2018)."
}
],
"lastModified": "2026-06-17T01:54:01.190",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "09E6085C-A61E-4A89-BF80-EDD9A7DF1E47"
},
{
"criteria": "cpe:2.3:o:google:android:7.1.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FC30B2A2-9674-4052-B402-20348E50F9E8"
},
{
"criteria": "cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D835D592-2423-44C6-804A-3AD010112E7C"
},
{
"criteria": "cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "568E2561-A068-46A2-B331-BBA91FC96F0C"
},
{
"criteria": "cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B578E383-0D77-4AC7-9C81-3F0B8C18E033"
},
{
"criteria": "cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B06BE74B-83F4-41A3-8AD3-2E6248F7B0B2"
},
{
"criteria": "cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8DFAAD08-36DA-4C95-8200-C29FE5B6B854"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}