SB2020052503 - Remote code execution in Transmission
Published: May 25, 2020
Security Bulletin ID
SB2020052503
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2018-10756)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the libtransmission/variant.c in Transmission. A remote attacker can create a specially crafted .torrent file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.
References
- https://github.com/transmission/transmission/commit/2123adf8e5e1c2b48791f9d22fc8c747e974180e
- https://lists.debian.org/debian-lts-announce/2020/05/msg00022.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OVAG2HNKNRLWOACFN5F2ANJD2SQ53WI7/
- https://tomrichards.net/2020/05/cve-2018-10756-transmission/