CVE-2017-7939 Memory corruption in n/a
Remote attackers can cause a denial of service via a stack-based buffer over-read in the ImageWorsener library when processing crafted files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-7939?
CVE-2017-7939 is a medium-severity memory corruption vulnerability in n/a, published on 18 Apr 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The read_next_pam_token function in imagew-pnm.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to cause a denial of service (stack-based buffer over-read) via a crafted file.
Weakness: CWE-125
Which versions are affected by CVE-2017-7939?
It affects 1 product.
Products include Entropymine Imageworsener.
How do I fix CVE-2017-7939?
No fix has been published for CVE-2017-7939 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-2017-7939 being exploited?
There is no known exploitation of CVE-2017-7939 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-9wg4-j633-p42j.