Mercurial allowpull information disclosure

mercurial-allowpull-info-disclosure (45229)

Low Risk

Description:

Mercurial could allow a remote attacker to obtain sensitive information, caused by the failure to honor "allowpull" permissions when pulling from hgweb. A remote attacker could exploit this vulnerability to obtain sensitive information from the vulnerable system.

*CVSS:

Base Score:	5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None
Temporal Score:	3.7
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Obtain Information

Remedy:

Upgrade to the latest version of Mercurial (1.0.2 or later), available from the Mercurial Web site. See References.

References:

• Mercurial Web site: Mercurial.
• Mercurial Web site: Release Notes, Version 1.0.2 - 2008-08-13.
• BID-31223: Mercurial hgweb 'allowpull' Information Disclosure Vulnerability
• CVE-2008-4297: Mercurial before 1.0.2 does not enforce the allowpull permission setting for a pull operation from hgweb, which allows remote attackers to read arbitrary files from a repository via an hg pull request.
• SUSE-SR:2008:020: SUSE Security Summary Report

Platforms Affected:

• Mercurial Mercurial 1.0.1
• rPath rPath Linux 2

Reported:

Aug 13, 2008

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For corrections or additions please email xforce@iss.net

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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