Permissions, Privileges, and Access Controls in Mercurial - CVE-2020-2306
Published: November 4, 2020 / Updated: November 9, 2020
Vulnerability identifier: #VU48233
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-2306
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Jenkins
Affected software:
Mercurial
Mercurial
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to missing permission check in an HTTP endpoint. A remote user with Overall/Read permission can obtain a list of names of configured Mercurial installations.
How to mitigate CVE-2020-2306
Install updates from vendor's website.