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Gentoo Linux: GLSA 201403-08 Normal: PlRPC Code Execution Risk

gentoo
Calendar Grey March 27, 2014
Scroller Gentoo
Gentoo GLSA 202310-12 highlights vulnerabilities in PlRPC that could lead to code execution without prior authentication. Immediate update is advised.
PlRPC uses Storable which allows for code execution prior to Authentication

Summary

PlRPC uses Storable module for serialization and deserialization of untrusted data. Deserialized data can contain objects which can lead to loading of foreign modules, and possible execution of arbitrary code.

Topics%20covered

Topics Covered

security advisory gentoo arbitrary code execution normal plrpc

Resolution

All PlRPC users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-perl/PlRPC-0.202.0-r2"

References

[ 1 ] CVE-2013-7284 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-7284

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201403-08
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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: PlRPC: Arbitrary code execution
Date: March 27, 2014
Bugs: #497692
ID: 201403-08

Topics%20covered

Topics Covered

security advisory gentoo arbitrary code execution normal plrpc

Synopsis

PlRPC uses Storable which allows for code execution prior to Authentication

Background

The Perl RPC Module is a Perl module that implements IDL-free RPCs.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-perl/PlRPC < 0.202.0-r2 >= 0.202.0-r2

Impact

===== A remote attacker could possibly execute arbitrary code with the privileges of the process, or cause a Denial of Service condition.

Workaround

External authentication mechanism can be used with PlRPC such as TLS or IPSEC.