CVE-2017-17969
Publication date 30 January 2018
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
Status
Package | Ubuntu Release | Status |
---|---|---|
p7zip | ||
18.04 LTS bionic |
Not affected
|
|
16.04 LTS xenial |
Fixed 9.20.1~dfsg.1-4.2ubuntu0.1
|
|
14.04 LTS trusty |
Fixed 9.20.1~dfsg.1-4+deb7u3build0.14.04.1
|
Severity score breakdown
Parameter | Value |
---|---|
Base score |
|
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-3913-1
- P7ZIP vulnerabilities
- 21 March 2019