Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2021-27135

Published: Feb 10, 2021 | Modified: Nov 07, 2023
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
9.6 IMPORTANT
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-27135
CWEhttps://cwe.mitre.org/data/definitions/.html

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 Software

Name Vendor Start Version End Version
Xterm Invisible-island * 366 (excluding)
Red Hat Enterprise Linux 7 RedHat xterm-0:295-3.el7_9.1 *
Red Hat Enterprise Linux 8 RedHat xterm-0:331-1.el8_3.2 *
Red Hat Enterprise Linux 8.1 Extended Update Support RedHat xterm-0:331-1.el8_1.1 *
Red Hat Enterprise Linux 8.2 Extended Update Support RedHat xterm-0:331-1.el8_2.1 *
Xterm Ubuntu bionic *
Xterm Ubuntu devel *
Xterm Ubuntu focal *
Xterm Ubuntu groovy *
Xterm Ubuntu trusty *
Xterm Ubuntu xenial *

References

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