CVE-2009-3235 Memory corruption in n/a
Stack-based buffer overflows in Dovecot's Sieve plugin allow attackers to cause denial of service or execute arbitrary code via crafted scripts.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-3235?
CVE-2009-3235 is a high-severity memory corruption vulnerability in Dovecot Dovecot, published on 17 Sep 2009. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Weakness: CWE-119
Which versions are affected by CVE-2009-3235?
It affects 1 product.
Products include Dovecot Dovecot.
How do I fix CVE-2009-3235?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2009-3235 being exploited?
There is no known exploitation of CVE-2009-3235 in the wild and no public exploit code.
Other vulnerabilities in Dovecot Dovecot
Sources
Also known as DEBIAN-CVE-2009-3235, GHSA-vm7h-xxvx-g2fw.