CVE-2012-3482 Memory corruption in n/a

Medium 5.8 Published Updated

Remote attackers can cause crashes or leak memory in Fetchmail via crafted NTLM responses when debug mode is enabled.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2012-3482?

CVE-2012-3482 is a medium-severity memory corruption vulnerability in n/a, published on 21 Dec 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Fetchmail 5.0.8 through 6.3.21, when using NTLM authentication in debug mode, allows remote NTLM servers to (1) cause a denial of service (crash and delayed delivery of inbound mail) via a crafted NTLM response that triggers an out-of-bounds read in the base64 decoder, or (2) obtain sensitive information from memory via an NTLM Type 2 message with a crafted Target Name structure, which triggers an out-of-bounds read.

Which versions are affected by CVE-2012-3482?

It affects 1 product.

Linux distribution packages (3)
fetchmail SUSE:Linux Enterprise Desktop 11 SP4All versions6.3.8.90-13.20.21.1
fetchmail SUSE:Linux Enterprise Server 11 SP4All versions6.3.8.90-13.20.21.1
fetchmail SUSE:Linux Enterprise Server for SAP Applications 11 SP4All versions6.3.8.90-13.20.21.1

Products include Fetchmail Fetchmail.

How do I fix CVE-2012-3482?

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-2012-3482 being exploited?

There is no known exploitation of CVE-2012-3482 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2012-3482, GHSA-237f-j4ff-q54m, SUSE-SU-2016:0872-1.

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