CVE-2021-27135

Sažetak

xterm before Patch #366 allows remote attackers to execute arbitrary code or cause a denial of service (segmentation fault) via a crafted UTF-8 combining character sequence.

Reference

https://www.openwall.com/lists/oss-security/2021/02/09/7
https://www.openwall.com/lists/oss-security/2021/02/09/9
http://www.openwall.com/lists/oss-security/2021/02/10/7
https://lists.debian.org/debian-lts-announce/2021/02/msg00019.html
https://invisible-island.net/xterm/xterm.log.html
https://bugzilla.redhat.com/show_bug.cgi?id=1927559
https://github.com/ThomasDickey/xterm-snapshots/commit/82ba55b8f994ab30ff561a347b82ea340ba7075c
https://news.ycombinator.com/item?id=26524650
https://access.redhat.com/security/cve/CVE-2021-27135
https://bugzilla.suse.com/show_bug.cgi?id=1182091
http://seclists.org/fulldisclosure/2021/May/52
https://security.gentoo.org/glsa/202208-22
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/35LK2ZXEIJUOGOA7FV2TJL3L6LFJ4X5S/

CVSS

Base:	7.5
Impact:	6.4
Exploitability:	10.0

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
PARTIAL	PARTIAL	PARTIAL

CVSS vektor

AV:N/AC:L/Au:N/C:P/I:P/A:P

Zadnje važnije ažuriranje

07-11-2023 - 03:31

Objavljeno

10-02-2021 - 16:15