SB2019080149 - Input validation error in subversion (Alpine package)
Published: August 1, 2019
Security Bulletin ID
SB2019080149
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2019-0203)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an error when processing a certain sequence of commands within the svnserve process. A remote non-authenticated attacker can send specially crafted commends to the Subversion server and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=eceae12fdc59478d8577e129f7c7ff024e0fac0b
- https://git.alpinelinux.org/aports/commit/?id=00283c5e934a2d9ca643bd5520a1c15855a6e85d
- https://git.alpinelinux.org/aports/commit/?id=815a43cf9c8f71f24f63ffdcc6c77c61ff988f59
- https://git.alpinelinux.org/aports/commit/?id=92bbb9e70c73b190532ce28b44e074f8f0b1745b
- https://git.alpinelinux.org/aports/commit/?id=ca2172ac44a492441b25565d8038cc7ec6c2a601