CVE-2010-0562 Memory corruption in n/a
Remote attackers can trigger a heap-based buffer overflow in fetchmail via malicious SSL certificates, potentially causing crashes or arbitrary code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2010-0562?
CVE-2010-0562 is a medium-severity memory corruption vulnerability in n/a, published on 8 Feb 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The sdump function in sdump.c in fetchmail 6.3.11, 6.3.12, and 6.3.13, when running in verbose mode on platforms for which char is signed, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an SSL X.509 certificate containing non-printable characters with the high bit set, which triggers a heap-based buffer overflow during escaping.
Weakness: CWE-119
Which versions are affected by CVE-2010-0562?
It affects 1 product.
Products include Fetchmail Fetchmail.
How do I fix CVE-2010-0562?
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-2010-0562 being exploited?
There is no known exploitation of CVE-2010-0562 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2010-0562, GHSA-7xwr-ggr5-9p9v.