Buffer overflow in Dovecot

CVE-2009-3235

Multiple stack-based buffer overflows in the Sieve plugin in Dovecot 1.0 before 1.0.4 and 1.1 before 1.1.7, as derived from Cyrus libsieve, allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted SIEVE script, as demonstrated by forwarding an e-mail message to a large number of recipients, a different vulnerability than CVE-2009-2632.

Vulnerability class: Buffer Overflow

EPSS: 0.040 (89.6th percentile) — read the EPSS interpretation.

Affected products

  • Dovecot — versions 1.0, 1.0.1, 1.0.2
  • N/a — versions n/a

Weakness classification (CWE)

References