Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2021-33477

Improper Handling of Exceptional Conditions

Published: May 20, 2021 | Modified: Nov 07, 2023
CVSS 3.x
8.8
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
6.5 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-33477
CWEhttps://cwe.mitre.org/data/definitions/755.html

rxvt-unicode 9.22, rxvt 2.7.10, mrxvt 0.5.4, and Eterm 0.9.7 allow (potentially remote) code execution because of improper handling of certain escape sequences (ESC G Q). A response is terminated by a newline.

Weakness

The product does not handle or incorrectly handles an exceptional condition.

Affected Software

Name Vendor Start Version End Version
Eterm Eterm_project 0.9.7 (including) 0.9.7 (including)
Mrxvt Mrxvt_project 0.5.4 (including) 0.5.4 (including)
Rxvt-unicode Rxvt-unicode_project 9.22 (including) 9.22 (including)
Rxvt Rxvt_project 2.7.10 (including) 2.7.10 (including)
Eterm Ubuntu bionic *
Eterm Ubuntu groovy *
Eterm Ubuntu hirsute *
Eterm Ubuntu impish *
Eterm Ubuntu kinetic *
Eterm Ubuntu trusty *
Eterm Ubuntu xenial *
Mrxvt Ubuntu trusty *
Mrxvt Ubuntu xenial *
Rxvt Ubuntu trusty *
Rxvt Ubuntu xenial *
Rxvt-unicode Ubuntu bionic *
Rxvt-unicode Ubuntu groovy *
Rxvt-unicode Ubuntu hirsute *
Rxvt-unicode Ubuntu impish *
Rxvt-unicode Ubuntu kinetic *
Rxvt-unicode Ubuntu trusty *
Rxvt-unicode Ubuntu upstream *
Rxvt-unicode Ubuntu xenial *

References

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