CVE-2022-47069 Memory corruption in n/a
An out-of-bounds read in p7zip can cause a denial of service when processing malicious ZIP archives.
- 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-2022-47069?
CVE-2022-47069 is a high-severity memory corruption vulnerability in n/a, published on 22 Aug 2023. 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
p7zip 16.02 was discovered to contain a heap-buffer-overflow vulnerability via the function NArchive::NZip::CInArchive::FindCd(bool) at CPP/7zip/Archive/Zip/ZipIn.cpp. NOTE: the Supplier has found that this is not a buffer overflow; at most an out-of-bounds read can occur.
Weakness: CWE-787
Which versions are affected by CVE-2022-47069?
It affects 1 product.
Products include 7-Zip P7zip.
How do I fix CVE-2022-47069?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-47069 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-47069 exists.
Other vulnerabilities in n/a
Sources
Also known as AZL-35094, DEBIAN-CVE-2022-47069, GHSA-hjgv-c5xv-9h9v, UBUNTU-CVE-2022-47069.