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CVE-2023-29491
ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via…
High7.8EPSS 0.98%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Timeline
ID reserved
By mitre
- 7 days later
· 7 days later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.98% · top 38% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (14)
- https://www.openwall.com/lists/oss-security/2023/04/13/4 (opens in a new tab)x_transferred
- http://ncurses.scripts.mit.edu/?p=ncurses.git%3Ba=commit%3Bh=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56 (opens in a new tab)x_transferred
- https://www.openwall.com/lists/oss-security/2023/04/12/5 (opens in a new tab)x_transferred
- [oss-security] 20230419 Re: ncurses fixes upstream (opens in a new tab)mailing-listx_transferred
- [oss-security] 20230419 RE: [EXTERNAL] Re: ncurses fixes upstream (opens in a new tab)mailing-listx_transferred
- https://security.netapp.com/advisory/ntap-20230517-0009/ (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213843 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213844 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213845 (opens in a new tab)x_transferred
- [debian-lts-announce] 20231203 [SECURITY] [DLA 3682-1] ncurses security update (opens in a new tab)mailing-listx_transferred
- FEDORA-2024-96090dafaf (opens in a new tab)vendor-advisoryx_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/ (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-202008.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-29491)Record last updated .