CVE-2012-2417
MEDIUM · CVSS 4.3EPSS 2.4%EU EUVD
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.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N- Weakness (CWE)
- CWE-310
- EPSS score
- 2.4% (84th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-0026)
- Published
- June 17, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-0026 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
- dlitz / pycrypto
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(Vendor Advisory)
- 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(Exploit, Patch)
- https://github.com/dlitz/pycrypto/blob/373ea760f21701b162e8c4912a66928ee30d401a/ChangeLog
- https://hermes.opensuse.org/messages/15083589
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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