CVE-2009-3235: Buffer Overflow
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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2009-3235?
CVE-2009-3235 is classified as a medium severity vulnerability due to its potential to cause denial of service and execute arbitrary code.
How do I fix CVE-2009-3235?
To fix CVE-2009-3235, update Dovecot to versions 1.0.4 or later and 1.1.7 or later.
What software versions are affected by CVE-2009-3235?
CVE-2009-3235 affects Dovecot versions 1.0, 1.1.0 through 1.1.6, and all versions prior to 1.0.4 and 1.1.7.
What type of vulnerability is CVE-2009-3235?
CVE-2009-3235 is a stack-based buffer overflow vulnerability.
Can CVE-2009-3235 allow remote attackers to exploit my system?
Yes, CVE-2009-3235 can be exploited by context-dependent attackers through crafted SIEVE scripts.