A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.

Threat-Mapped Scoring

Score: 0.0

Priority: Unclassified

EPSS

Score: 0.00113
Percentile: 0.307

CVSS Scoring

Mapped CWE(s)

• CWE-326 : Inadequate Encryption Strength

All CAPEC(s)

CAPEC(s) with Mapped TTPs

Mapped ATT&CK TTPs

• T1110 : Brute Force
  Kill Chain: credential-access

Malware

APTs Threat Group Associations

Campaigns

Affected Products

• cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

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