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Gentoo: GLSA-202105-18 Critical: vim Remote Code Execution Vulnerability

gentoo
Calendar Grey May 26, 2021
Dist Gentoo Esm H88
The Gentoo Linux Security Advisory GLSA-202105-17 highlights a severe vulnerability in the rxvt-unicode terminal emulator allowing remote code execution due to improper input handling
A vulnerability in rxvt-unicode may allow a remote attacker to execute arbitrary code.

Summary

It was discovered that rxvt-unicode did not properly handle certain escape sequences.

Topics%20covered

Topics Covered

security advisory gentoo remote execution arbitrary code normal rxvt-unicode

Resolution

All rxvt-unicode users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=x11-terms/rxvt-unicode-9.22-r9"

References

[ 1 ] CVE-2021-33477 https://nvd.nist.gov/vuln/detail/CVE-2021-33477

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202105-17
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: rxvt-unicode: User-assisted execution of arbitrary code
Date: May 26, 2021
Bugs: #790782
ID: 202105-17

Topics%20covered

Topics Covered

security advisory gentoo remote execution arbitrary code normal rxvt-unicode

Synopsis

A vulnerability in rxvt-unicode may allow a remote attacker to execute arbitrary code.

Background

rxvt-unicode (urxvt) is a clone of the rxvt terminal emulator.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 x11-terms/rxvt-unicode < 9.22-r9 >= 9.22-r9

Impact

===== A remote attacker could entice a user to run a program where attacker controls the output inside a rxvt terminal window, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

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