CVE-2009-2409
Estado: ModificadaMedia (5.1)—
The Network Security Services (NSS) library before 3.12.3, as used in Firefox; GnuTLS before 2.6.4 and 2.7.4; OpenSSL 0.9.8 through 0.9.8k; and other products support MD2 with X.509 certificates, which might allow remote attackers to spoof certificates by using MD2 design flaws to generate a hash collision in less than brute-force time. NOTE: the scope of this issue is currently limited because the amount of computation required is still large.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P
- Puntuación base: 5.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 4.27%
- Percentil entre todas las CVEs puntuadas: 91
- Fecha de la puntuación: 6/10/2026
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 (3)
CWE
- CWE-295
Referencias
- http://java.sun.com/j2se/1.5.0/ReleaseNotes.html
- http://java.sun.com/javase/6/webnotes/6u17.html
- http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
- http://secunia.com/advisories/36139
- http://secunia.com/advisories/36157
- http://secunia.com/advisories/36434
- http://secunia.com/advisories/36669
- http://secunia.com/advisories/36739
- http://secunia.com/advisories/37386
- http://secunia.com/advisories/42467
- http://security.gentoo.org/glsa/glsa-200911-02.xml
- http://security.gentoo.org/glsa/glsa-200912-01.xml
- http://support.apple.com/kb/HT3937
- http://www.debian.org/security/2009/dsa-1874
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:197
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:216
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:258
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:084
- http://www.redhat.com/support/errata/RHSA-2009-1207.html
- http://www.redhat.com/support/errata/RHSA-2009-1432.html
- http://www.securityfocus.com/archive/1/515055/100/0/threaded
- http://www.securitytracker.com/id?1022631
- http://www.ubuntu.com/usn/usn-810-1
- http://www.vmware.com/security/advisories/VMSA-2010-0019.html
- http://www.vupen.com/english/advisories/2009/2085
- http://www.vupen.com/english/advisories/2009/3184
- http://www.vupen.com/english/advisories/2010/3126
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-2409
- https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000101.html
- https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000102.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10763
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6631
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7155
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8594
- https://rhn.redhat.com/errata/RHSA-2010-0095.html
- https://usn.ubuntu.com/810-2/
- https://www.debian.org/security/2009/dsa-1888
- http://java.sun.com/j2se/1.5.0/ReleaseNotes.html
- http://java.sun.com/javase/6/webnotes/6u17.html
- http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
- http://secunia.com/advisories/36139
- http://secunia.com/advisories/36157
- http://secunia.com/advisories/36434
- http://secunia.com/advisories/36669
- http://secunia.com/advisories/36739
- http://secunia.com/advisories/37386
- http://secunia.com/advisories/42467
- http://security.gentoo.org/glsa/glsa-200911-02.xml
- http://security.gentoo.org/glsa/glsa-200912-01.xml
- http://support.apple.com/kb/HT3937
- http://www.debian.org/security/2009/dsa-1874
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:197
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:216
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:258
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:084
- http://www.redhat.com/support/errata/RHSA-2009-1207.html
- http://www.redhat.com/support/errata/RHSA-2009-1432.html
- http://www.securityfocus.com/archive/1/515055/100/0/threaded
- http://www.securitytracker.com/id?1022631
- http://www.ubuntu.com/usn/usn-810-1
- http://www.vmware.com/security/advisories/VMSA-2010-0019.html
- http://www.vupen.com/english/advisories/2009/2085
- http://www.vupen.com/english/advisories/2009/3184
- http://www.vupen.com/english/advisories/2010/3126
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-2409
- https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000101.html
- https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000102.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10763
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6631
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7155
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8594
- https://rhn.redhat.com/errata/RHSA-2010-0095.html
- https://usn.ubuntu.com/810-2/
- https://www.debian.org/security/2009/dsa-1888
JSON original (NVD)
Mostrar
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],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
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],
"descriptions": [
{
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"value": "The Network Security Services (NSS) library before 3.12.3, as used in Firefox; GnuTLS before 2.6.4 and 2.7.4; OpenSSL 0.9.8 through 0.9.8k; and other products support MD2 with X.509 certificates, which might allow remote attackers to spoof certificates by using MD2 design flaws to generate a hash collision in less than brute-force time. NOTE: the scope of this issue is currently limited because the amount of computation required is still large."
},
{
"lang": "es",
"value": "La librería Network Security Services (NSS) en versiones anteriores a 3.12.3, como se utiliza en Firefox; GnuTLS en versiones anteriores a 2.6.4 y 2.7.4; OpenSSL 0.9.8 hasta la versión 0.9.8k; y otros productos que soportan MD2 con certificados X.509, lo que podrían permitir a atacantes remotos falsificar certificados usando defectos de diseño de MD2 para generar una colisión de hash en menos que tiempo que con fuerza bruta. NOTA: el alcance de este problema está actualmente limitado porque la cantidad de computación requerida es todavía grande."
}
],
"lastModified": "2026-06-16T23:09:23.170",
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