CVE-2020-8442 Memory corruption in n/a
An authenticated attacker can trigger a heap-based buffer overflow in the OSSEC log analysis server, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8442?
CVE-2020-8442 is a high-severity memory corruption vulnerability in n/a, published on 30 Jan 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a heap-based buffer overflow in the rootcheck decoder component via an authenticated client.
Weakness: CWE-787
Which versions are affected by CVE-2020-8442?
It affects 1 product.
Products include Ossec Ossec.
How do I fix CVE-2020-8442?
No fix has been published for CVE-2020-8442 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-2020-8442 being exploited?
There is no known exploitation of CVE-2020-8442 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-249h-cc9x-grm3.