CVE-2023-29491
HIGHncurses < 6.4 - Out-of-bounds Write via Malformed Terminfo Database File
Title source: llmDescription
ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.
References (12)
Core 12
Core References
Various Sources
http://ncurses.scripts.mit.edu/?p=ncurses.git%3Ba=commit%3Bh=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56
Mailing List, Patch
https://www.openwall.com/lists/oss-security/2023/04/13/4
Vendor Advisory
https://support.apple.com/kb/HT213843
Vendor Advisory
https://support.apple.com/kb/HT213844
Vendor Advisory
https://support.apple.com/kb/HT213845
Vendor Advisory
https://security.netapp.com/advisory/ntap-20230517-0009/
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/
Mailing List, Patch, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2023/04/19/10
Exploit, Mailing List, Third Party Advisory mailing-list
http://www.openwall.com/lists/oss-security/2023/04/19/11
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/12/msg00004.html
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/
Scores
CVSS v3
7.8
EPSS
0.0008
EPSS Percentile
23.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (1)
gnu/ncurses
< 6.4
Published
Apr 14, 2023
Tracked Since
Feb 18, 2026