CVE-2017-17969 — Out-of-bounds Write in P7zip
Severity
7.8HIGHNVD
EPSS
2.5%
top 14.54%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 30
Latest updateMay 14
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.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages25 packages
Also affects: Debian Linux 7.0, 8.0, 9.0
🔴Vulnerability Details
2📋Vendor Advisories
4Red Hat▶
p7zip: heap-based buffer overflow in 7zip/Compress/ShrinkDecoder.cpp can allow an attacker to write arbitrary data and cause a crash↗2018-01-25
Microsoft▶
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 potentiall↗2018-01-09
Debian▶
CVE-2017-17969: p7zip - Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method ...↗2017
💬Community
3Bugzilla▶
CVE-2017-17969 p7zip: heap-based buffer overflow in 7zip/Compress/ShrinkDecoder.cpp can allow an attacker to write arbitrary data and cause a crash [fedora-all]↗2018-01-25
Bugzilla▶
CVE-2017-17969 p7zip: heap-based buffer overflow in 7zip/Compress/ShrinkDecoder.cpp can allow an attacker to write arbitrary data and cause a crash [epel-all]↗2018-01-25
Bugzilla▶
CVE-2017-17969 p7zip: heap-based buffer overflow in 7zip/Compress/ShrinkDecoder.cpp can allow an attacker to write arbitrary data and cause a crash↗2018-01-25