CVE-2017-17969 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service via a crafted ZIP archive due to a heap-based buffer overflow in the 7-Zip library.
- 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
- Available
What is CVE-2017-17969?
CVE-2017-17969 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 30 Jan 2018. 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
Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip allows remote attackers to cause a denial of service (out-of-bounds write) or potentially execute arbitrary code via a crafted ZIP archive.
Weakness: CWE-787
Which versions are affected by CVE-2017-17969?
It affects 3 products.
Products include 7-Zip 7-Zip, 7-Zip P7zip, Debian Debian Linux.
How do I fix CVE-2017-17969?
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-2017-17969 being exploited?
There is no known exploitation of CVE-2017-17969 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as ALPINE-CVE-2017-17969, AZL-35092, AZL-6783, DEBIAN-CVE-2017-17969, DLA-1268-1, DSA-4104-1 and 3 more.