DescriptionMercurial 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs500781

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mercurial (PTS)jessie3.1.2-2+deb8u4fixed
jessie (security)3.1.2-2+deb8u7fixed
stretch (security), stretch4.0-1+deb9u1fixed
bullseye, sid5.2.2-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


the package doesnt install this script by default but ships it with the examples
[etch] - mercurial <no-dsa> (Only shipped in examples)

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