CVE-2015-20111 Memory corruption in n/a
A buffer overflow in the miniupnp library allows remote attackers to execute code or leak sensitive data, particularly affecting Bitcoin Core users.
- 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-2015-20111?
CVE-2015-20111 is a critical memory corruption vulnerability in n/a, published on 18 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerability than CVE-2019-12107. In Bitcoin Core before 0.12, remote code execution was possible in conjunction with CVE-2015-6031 exploitation.
Weakness: CWE-120
Which versions are affected by CVE-2015-20111?
How do I fix CVE-2015-20111?
No fix has been published for CVE-2015-20111 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-2015-20111 being exploited?
There is no known exploitation of CVE-2015-20111 in the wild and no public exploit code.
Sources
Also known as GHSA-w2jg-6vfx-xj22.