Integer overflow in the stralloc_readyplus function in qmail, when running on 64 bit platforms with a large amount of virtual memory, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large SMTP request.

Threat-Mapped Scoring

Score: 1.9

Priority: P3 - Important (Medium)

• S9 – Sabotage of System/App
• S10 – Denial of Service (+0.1 bonus)

EPSS

Score: 0.11531
Percentile: 0.93302

CVSS Scoring

Mapped CWE(s)

• CWE-190 : Integer Overflow or Wraparound

All CAPEC(s)

CAPEC(s) with Mapped TTPs

Mapped ATT&CK TTPs

Affected Products

• cpe:2.3:a:qmail_project:qmail:-:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
• cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

← Back to Home