7 Zip
CVE-2022-47111
LOW
Severity by source
AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
3DescriptionCVE.org
7-Zip 22.01 does not report an error for certain invalid xz files, involving block flags and reserved bits. Some later versions are unaffected.
AnalysisAI
7-Zip 22.01 does not report an error for certain invalid xz files, involving block flags and reserved bits. Rated low severity (CVSS 2.5), this vulnerability is no authentication required. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-754. 7-Zip 22.01 does not report an error for certain invalid xz files, involving block flags and reserved bits. Some later versions are unaffected. Affected products include: 7-Zip.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows
The CInArchive::ReadFileItem method in Archive/Udf/UdfIn.cpp in 7zip 9.20 and 15.05 beta and p7zip allows remote attacke
Heap-based buffer overflow in 7-Zip's XZ archive parser enables arbitrary code execution when a victim opens a crafted a
A null pointer dereference bug affects the 16.02 and many old versions of p7zip. Rated high severity (CVSS 7.5), this vu
7-Zip through 21.07 on Windows allows privilege escalation and command execution when a file with the .7z extension is d
Incorrect initialization logic of RAR decoder objects in 7-Zip 18.03 and before can lead to usage of uninitialized memor
Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead
p7zip 9.20.1 allows remote attackers to write to arbitrary files via a symlink attack in an archive. Rated medium severi
Heap buffer overflow in 7-Zip's RAR5 handler writes zeroes beyond allocated heap memory, causing memory corruption and d
Mark-of-the-Web protection is bypassed in 7-Zip for Windows 26.02 and earlier when extracting crafted RAR5 archives, all
Remote code execution in 7-Zip versions 26.00 and earlier is achievable via a crafted NTFS image that triggers a heap bu
7-Zip through 18.01 on Windows implements the "Large memory pages" option by calling the LsaAddAccountRights function to
Same technique Information Disclosure
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External POC / Exploit Code
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