iSCSI Enterprise Target: Arbitrary code execution

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 201201-06 / iscsitarget
Release Date	January 23, 2012
Latest Revision	January 23, 2012: 1
Impact	high
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
sys-block/iscsitarget	< 1.4.19	>= 1.4.19	All supported architectures

Related bugreports: #314187

Synopsis

Format string vulnerabilities in iSCSI Enterprise Target could result in execution of arbitrary code or a Denial of Service.

2. Impact Information

Background

iSCSI Enterprise Target is an open source iSCSI target with professional features.

Description

Multiple functions in usr/iscsi/isns.c of iSCSI Enterprise Target contain format string errors.

Impact

A remote attacker could send a specially-crafted Internet Storage Name Service (iSNS) request, possibly resulting in the execution of arbitrary code with root privileges or cause a Denial of Service.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All iSCSI Enterprise Target users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-block/iscsitarget-1.4.19"

NOTE: This is a legacy GLSA. Updates for all affected architectures are available since August 11, 2010. It is likely that your system is already no longer affected by this issue.

4. References

CVE-2010-0743

Page updated January 23, 2012

Summary: This is a Gentoo Linux Security Advisory

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