Input validation error in TestLink - CVE-2020-12274
Published: April 27, 2020 / Updated: August 8, 2020
Vulnerability identifier: #VU34423
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-12274
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: testlink.org
Affected software:
TestLink
TestLink
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
In TestLink 1.9.20, the lib/cfields/cfieldsExport.php goback_url parameter causes a security risk because it depends on client input and is not constrained to lib/cfields/cfieldsView.php at the web site associated with the session.
How to mitigate CVE-2020-12274
Install update from vendor's website.