CVE-2017-16879 — Out-of-bounds Write in Ncurses

CWE-787 — Out-of-bounds WriteCWE-121 — Stack-based Buffer Overflow10 documents8 sources
Severity
7.8HIGHNVD
EPSS
0.4%
top 36.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
GNU Ncurses
Timeline
PublishedNov 22
Latest updateJun 14

Description

Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry.c in ncurses 6.0 allows attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted terminfo file, as demonstrated by tic.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶Debiangnu/ncurses< 6.0+20171125-1+3
▶Ubuntugnu/ncurses< 5.9+20140118-1ubuntu1+esm2+1
▶NVDgnu/ncurses6.0

🔴Vulnerability Details

4
OSV
ncurses vulnerabilities↗2022-06-14
▶
GHSA
GHSA-r8vx-h3vx-6wh2: Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry↗2022-05-13
▶
CVEList
CVE-2017-16879: Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry↗2017-11-22
▶
OSV
CVE-2017-16879: Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry↗2017-11-22
▶

📋Vendor Advisories

3
Ubuntu
ncurses vulnerabilities↗2022-06-14
▶
Red Hat
ncurses: Stack-based buffer overflow in the _nc_write_entry function↗2017-11-18
▶
Debian
CVE-2017-16879: ncurses - Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry...↗2017
▶

💬Community

2
Bugzilla
CVE-2017-16879 ncurses: Stack-based buffer overflow in the _nc_write_entry function [fedora-all]↗2017-11-27
▶
Bugzilla
CVE-2017-16879 ncurses: Stack-based buffer overflow in the _nc_write_entry function↗2017-11-27
▶
CVE-2017-16879 — Out-of-bounds Write in GNU Ncurses | cvebase