CVE-2021-27135

Published: Feb 10, 2021Modified: Nov 21, 2024

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

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.

Affected (3)

Products: Invisible Island: Xterm · Debian: Debian Linux · Fedoraproject: Fedora

1 product

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Invisible Island Xterm	Before 366

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 9.0

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 33

References (26)

http://seclists.org/fulldisclosure/2021/May/52

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2021/02/10/7

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://access.redhat.com/security/cve/CVE-2021-27135

Source: cve@mitre.org

Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1927559

Source: cve@mitre.org

Issue Tracking

https://bugzilla.suse.com/show_bug.cgi?id=1182091

Source: cve@mitre.org

Issue Tracking

https://github.com/ThomasDickey/xterm-snapshots/commit/82ba55b8f994ab30ff561a347b82ea340ba7075c

Source: cve@mitre.org

PatchThird Party Advisory

https://invisible-island.net/xterm/xterm.log.html

Source: cve@mitre.org

Release NotesVendor Advisory

https://lists.debian.org/debian-lts-announce/2021/02/msg00019.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/35LK2ZXEIJUOGOA7FV2TJL3L6LFJ4X5S/

Source: cve@mitre.org

https://news.ycombinator.com/item?id=26524650

Source: cve@mitre.org

Issue TrackingThird Party Advisory

https://security.gentoo.org/glsa/202208-22

Source: cve@mitre.org

Third Party Advisory

https://www.openwall.com/lists/oss-security/2021/02/09/7

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://www.openwall.com/lists/oss-security/2021/02/09/9

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://seclists.org/fulldisclosure/2021/May/52