PT-2013-5073 · Apache+1 · Subversion+1
Philip Martin
·
Published
2013-11-30
·
Updated
2024-06-15
·
CVE-2013-4558
CVSS v2.0
3.5
Low
| Vector | AV:N/AC:M/Au:S/C:N/I:N/A:P |
Name of the Vulnerable Software and Affected Versions
Subversion versions 1.7.11 through 1.7.13
Subversion versions 1.8.1 through 1.8.4
Description
The issue allows remote attackers to cause a denial of service, resulting in an assertion failure and Apache process abort, via a non-canonical URL in a request. This can be demonstrated using a trailing /. The problem occurs when the
get parent resource function in repos.c is used with assertions enabled and SVNAutoversioning is enabled.Recommendations
For Subversion versions 1.7.11 through 1.7.13, consider disabling
SVNAutoversioning to minimize the risk of exploitation until a patch is available.
For Subversion versions 1.8.1 through 1.8.4, consider disabling SVNAutoversioning to minimize the risk of exploitation until a patch is available.
As a temporary workaround, consider restricting access to non-canonical URLs to prevent the denial of service.Fix
DoS
RCE
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Weakness Enumeration
Related Identifiers
Affected Products
Subversion
Suse