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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

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

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Debian
  • Debian Linux
Eterm Project
  • Eterm
Fedoraproject
  • Fedora
Mrxvt Project
  • Mrxvt
Rxvt-unicode Project
  • Rxvt-unicode
Rxvt Project
  • Rxvt

Configuration 1 [-]

OR cpe:2.3:a:eterm_project:eterm:0.9.7:*:*:*:*:*:*:*
cpe:2.3:a:mrxvt_project:mrxvt:0.5.4:*:*:*:*:*:*:*
cpe:2.3:a:rxvt-unicode_project:rxvt-unicode:9.22:*:*:*:*:*:*:*
cpe:2.3:a:rxvt_project:rxvt:2.7.10:*:*:*:*:*:*:*

Configuration 2 [-]

OR cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 [-]

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

No data.

References
Link Providers
http://cvs.schmorp.de/rxvt-unicode/Changes?view=log cve-icon cve-icon
http://cvs.schmorp.de/rxvt-unicode/src/command.C?r1=1.582&r2=1.583 cve-icon cve-icon
https://git.enlightenment.org/apps/eterm.git/log/ cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2021/05/msg00026.html cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2021/06/msg00010.html cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2021/06/msg00011.html cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2021/06/msg00012.html cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6RFMU5YXXNYYVA7G2DAHRXXHO6JKVFUT/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AO52OLNOOKOCZSJCN3R7Q25XA32BWNWP/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DUV4LDVZVW7KCGPAMFZD4ZJ4FVLPOX4C/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZWGE2RJONBEHSPCBUAW72NTRTIFKZAX/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SLPVEPBH37EBR4R54RMC6GD33J37HJXD/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXAKO6N6NKTR6Z6KVAPEXSZQMRU52SGA/ cve-icon cve-icon
https://packetstormsecurity.com/files/162621/rxvt-2.7.0-rxvt-unicode-9.22-Code-Execution.html cve-icon cve-icon
https://security.gentoo.org/glsa/202105-17 cve-icon cve-icon
https://security.gentoo.org/glsa/202209-07 cve-icon cve-icon
https://sourceforge.net/projects/materm/files/mrxvt%20source/ cve-icon cve-icon
https://sourceforge.net/projects/rxvt/files/rxvt-dev/ cve-icon cve-icon
https://www.openwall.com/lists/oss-security/2017/05/01/20 cve-icon cve-icon
https://www.openwall.com/lists/oss-security/2021/05/17/1 cve-icon cve-icon
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-05-20T19:16:01

Updated: 2024-08-03T23:50:42.963Z

Reserved: 2021-05-20T00:00:00

Link: CVE-2021-33477

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-05-20T20:15:07.397

Modified: 2023-11-07T03:35:50.700

Link: CVE-2021-33477

cve-icon Redhat

No data.