Vulnerability Details CVE-2012-2417
PyCrypto before 2.6 does not produce appropriate prime numbers when using an ElGamal scheme to generate a key, which reduces the signature space or public key space and makes it easier for attackers to conduct brute force attacks to obtain the private key.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.041
EPSS Ranking 88.2%
CVSS Severity
CVSS v2 Score 4.3
References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081713.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081759.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081789.html
- http://secunia.com/advisories/49263
- http://www.debian.org/security/2012/dsa-2502
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:117
- http://www.openwall.com/lists/oss-security/2012/05/25/1
- http://www.osvdb.org/82279
- http://www.securityfocus.com/bid/53687
- https://bugs.launchpad.net/pycrypto/+bug/985164
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75871
- https://github.com/Legrandin/pycrypto/commit/9f912f13df99ad3421eff360d6a62d7dbec755c2
- https://github.com/dlitz/pycrypto/blob/373ea760f21701b162e8c4912a66928ee30d401a/ChangeLog
- https://hermes.opensuse.org/messages/15083589
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081713.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081759.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081789.html
- http://secunia.com/advisories/49263
- http://www.debian.org/security/2012/dsa-2502
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:117
- http://www.openwall.com/lists/oss-security/2012/05/25/1
- http://www.osvdb.org/82279
- http://www.securityfocus.com/bid/53687
- https://bugs.launchpad.net/pycrypto/+bug/985164
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75871
- https://github.com/Legrandin/pycrypto/commit/9f912f13df99ad3421eff360d6a62d7dbec755c2
- https://github.com/dlitz/pycrypto/blob/373ea760f21701b162e8c4912a66928ee30d401a/ChangeLog
- https://hermes.opensuse.org/messages/15083589
Products affected by CVE-2012-2417
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cpe:2.3:a:dlitz:pycrypto:1.0.0
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cpe:2.3:a:dlitz:pycrypto:1.0.1
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cpe:2.3:a:dlitz:pycrypto:1.0.2
-
cpe:2.3:a:dlitz:pycrypto:1.1
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cpe:2.3:a:dlitz:pycrypto:1.9
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cpe:2.3:a:dlitz:pycrypto:2.0
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cpe:2.3:a:dlitz:pycrypto:2.0.1
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cpe:2.3:a:dlitz:pycrypto:2.1.0
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cpe:2.3:a:dlitz:pycrypto:2.2
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cpe:2.3:a:dlitz:pycrypto:2.3
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cpe:2.3:a:dlitz:pycrypto:2.4
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cpe:2.3:a:dlitz:pycrypto:2.4.1
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cpe:2.3:a:dlitz:pycrypto:2.5