Input validation error in Transmission - CVE-2014-4909
Published: July 29, 2014 / Updated: August 4, 2020
Vulnerability identifier: #VU33839
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-4909
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Integer overflow in the tr_bitfieldEnsureNthBitAlloced function in bitfield.c in Transmission before 2.84 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted peer message, which triggers an out-of-bounds write.
Affected software
Transmission
Amazon Linux AMI
transmission (Alpine package)
Amazon Linux AMI
transmission (Alpine package)
How to mitigate CVE-2014-4909
Install update from vendor's website.
Transmission - update to 2.84
transmission (Alpine package) - update to 2.84-r0
transmission (Alpine package) - update to 2.84-r0
External References
- http://inertiawar.com/submission.go
- http://lists.fedoraproject.org/pipermail/package-announce/2014-July/135539.html
- http://lists.opensuse.org/opensuse-updates/2014-08/msg00011.html
- http://secunia.com/advisories/59897
- http://secunia.com/advisories/60108
- http://secunia.com/advisories/60527
- http://www.debian.org/security/2014/dsa-2988
- http://www.openwall.com/lists/oss-security/2014/07/10/4
- http://www.openwall.com/lists/oss-security/2014/07/11/5
- http://www.osvdb.org/108997
- http://www.securityfocus.com/bid/68487
- http://www.ubuntu.com/usn/USN-2279-1
- https://bugs.gentoo.org/show_bug.cgi?id=516822
- https://bugzilla.redhat.com/show_bug.cgi?id=1118290
- https://trac.transmissionbt.com/wiki/Changes#version-2.84
- https://twitter.com/benhawkes/statuses/484378151959539712