CVE-2018-5702

NameCVE-2018-5702
DescriptionTransmission through 2.92 relies on X-Transmission-Session-Id (which is not a forbidden header for Fetch) for access control, which allows remote attackers to execute arbitrary RPC commands, and consequently write to arbitrary files, via POST requests to /transmission/rpc in conjunction with a DNS rebinding attack.
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)
ReferencesDLA-1246-1, DSA-4087-1
NVD severitymedium (attack range: remote)
Debian Bugs886990

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
transmission (PTS)jessie (security), jessie2.84-0.2+deb8u1fixed
stretch (security), stretch2.92-2+deb9u1fixed
buster, sid2.94-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
transmissionsource(unstable)2.92-3medium886990
transmissionsourcejessie2.84-0.2+deb8u1mediumDSA-4087-1
transmissionsourcestretch2.92-2+deb9u1mediumDSA-4087-1
transmissionsourcewheezy2.52-3+nmu3mediumDLA-1246-1

Notes

http://www.openwall.com/lists/oss-security/2018/01/12/1
https://github.com/transmission/transmission/pull/468
Proposed patch: https://patch-diff.githubusercontent.com/raw/transmission/transmission/pull/468.diff
https://bugs.chromium.org/p/project-zero/issues/detail?id=1447

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