#VU67654 Input validation error in Rxvt - CVE-2021-33477
Published: September 26, 2022
Rxvt
Rxvt.org
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input when running an application inside the terminal window. A remote attacker can trick the victim to run a specially crafted program or open a specially crafted file and execute arbitrary code on the system.
Remediation
External links
- https://git.enlightenment.org/apps/eterm.git/log/
- https://www.openwall.com/lists/oss-security/2017/05/01/20
- https://sourceforge.net/projects/rxvt/files/rxvt-dev/
- http://cvs.schmorp.de/rxvt-unicode/src/command.C?r1=1.582&r2=1.583
- https://www.openwall.com/lists/oss-security/2021/05/17/1
- https://packetstormsecurity.com/files/162621/rxvt-2.7.0-rxvt-unicode-9.22-Code-Execution.html
- https://sourceforge.net/projects/materm/files/mrxvt%20source/
- http://cvs.schmorp.de/rxvt-unicode/Changes?view=log
- https://security.gentoo.org/glsa/202105-17
- https://lists.debian.org/debian-lts-announce/2021/05/msg00026.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZWGE2RJONBEHSPCBUAW72NTRTIFKZAX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6RFMU5YXXNYYVA7G2DAHRXXHO6JKVFUT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SLPVEPBH37EBR4R54RMC6GD33J37HJXD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UXAKO6N6NKTR6Z6KVAPEXSZQMRU52SGA/
- https://lists.debian.org/debian-lts-announce/2021/06/msg00010.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00012.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AO52OLNOOKOCZSJCN3R7Q25XA32BWNWP/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DUV4LDVZVW7KCGPAMFZD4ZJ4FVLPOX4C/
- https://security.gentoo.org/glsa/202209-07