Vulnerability in Dlitz Pycrypto

CVE-2018-6594

lib/Crypto/PublicKey/ElGamal.py in PyCrypto through 2.6.1 generates weak ElGamal key parameters, which allows attackers to obtain sensitive information by reading ciphertext data (i.e., it does not have semantic security in face of a ciphe…

EPSS: 0.021 (79.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
  • cve@mitre.org (vendor-advisory, x_refsource_GENTOO)

Frequently asked questions

What is CVE-2018-6594?
CVE-2018-6594 is a high-severity vulnerability in Dlitz Pycrypto, classified under Inadequate Encryption Strength. CVSS score: 7.5/10. Published 2018-02-03.
How severe is CVE-2018-6594?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-6594 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.