Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.debian.org/security/2012/dsa-2502 ↗
- http://www.osvdb.org/82279 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081789.html ↗
- https://github.com/Legrandin/pycrypto/commit/9f912f13df99ad3421eff360d6a62d7dbec755c2 ↗
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:117 ↗
- http://www.securityfocus.com/bid/53687 ↗
- https://bugs.launchpad.net/pycrypto/+bug/985164 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081713.html ↗
- http://secunia.com/advisories/49263 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081759.html ↗
- http://www.openwall.com/lists/oss-security/2012/05/25/1 ↗
- https://hermes.opensuse.org/messages/15083589 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75871 ↗
- https://github.com/dlitz/pycrypto/blob/373ea760f21701b162e8c4912a66928ee30d401a/ChangeLog ↗