Vulnerability Description
Subversion's mod_authz_svn module will crash if the server is using in-repository authz rules with the AuthzSVNReposRelativeAccessFile option and a client sends a request for a non-existing repository URL. This can lead to disruption for users of the service. This issue was fixed in mod_dav_svn+mod_authz_svn servers 1.14.1 and mod_dav_svn+mod_authz_svn servers 1.10.7
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Subversion | >= 1.9.0, < 1.10.7 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://lists.debian.org/debian-lts-announce/2021/05/msg00000.htmlMailing ListThird Party Advisory
- https://subversion.apache.org/security/CVE-2020-17525-advisory.txtExploitPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2021/05/msg00000.htmlMailing ListThird Party Advisory
- https://subversion.apache.org/security/CVE-2020-17525-advisory.txtExploitPatchVendor Advisory
FAQ
What is CVE-2020-17525?
CVE-2020-17525 is a vulnerability with a CVSS score of 7.5 (HIGH). Subversion's mod_authz_svn module will crash if the server is using in-repository authz rules with the AuthzSVNReposRelativeAccessFile option and a client sends a request for a non-existing repository...
How severe is CVE-2020-17525?
CVE-2020-17525 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-17525?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Subversion, Debian Debian Linux.