CVE-2016-2196 Memory corruption in n/a

Critical 9.8 Published 13 May 2016 Updated 5 Aug 2024

Remote attackers can execute arbitrary code or cause denial of service via a heap-based buffer overflow in the Botan cryptographic library.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2016-2196?

CVE-2016-2196 is a critical memory corruption vulnerability in n/a, published on 13 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Heap-based buffer overflow in the P-521 reduction function in Botan 1.11.x before 1.11.27 allows remote attackers to cause a denial of service (memory overwrite and crash) or execute arbitrary code via unspecified vectors.

Weakness: CWE-119

Which versions are affected by CVE-2016-2196?

It affects 1 product.

Products include Botan Project Botan.

How do I fix CVE-2016-2196?

No fix has been published for CVE-2016-2196 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2016-2196 being exploited?

There is no known exploitation of CVE-2016-2196 in the wild and no public exploit code.

Sources

Also known as GHSA-6vrf-cpx2-322q.