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Gentoo: GLSA-202003-58 Normal: UnZip Code Execution Risk

gentoo
Calendar Grey March 26, 2020
Dist Gentoo Esm H88
Several vulnerabilities in UnZip may result in arbitrary code execution or service denial, necessitating users to update for protection.
Multiple vulnerabilities have been found in UnZip, the worst of which could result in the execution of arbitrary code.

Summary

Multiple vulnerabilities have been discovered in UnZip. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory gentoo code execution arbitrary code execution Denial of Service UnZip normal severity

Resolution

All UnZip users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-arch/unzip-6.0_p25"

References

[ 1 ] CVE-2018-1000035 https://nvd.nist.gov/vuln/detail/CVE-2018-1000035 [ 2 ] CVE-2019-13232 https://nvd.nist.gov/vuln/detail/CVE-2019-13232

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202003-58
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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: UnZip: User-assisted execution of arbitrary code
Date: March 26, 2020
Bugs: #647008, #691566
ID: 202003-58

Topics%20covered

Topics Covered

security advisory gentoo code execution arbitrary code execution Denial of Service UnZip normal severity

Synopsis

Multiple vulnerabilities have been found in UnZip, the worst of which could result in the execution of arbitrary code.

Background

Info-ZIP's UnZip is a tool to list and extract files inside PKZIP compressed files.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-arch/unzip < 6.0_p25 >= 6.0_p25

Impact

===== A remote attacker could entice a user to open a specially crafted ZIP archive using UnZip, 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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