CVE-2013-6438: Medium severity Apache HTTP Server vulnerability
The davxmlgetcdata function in main/util.c in the moddav module in the Apache HTTP Server before 2.4.8 does not properly remove whitespace characters from CDATA sections, which allows remote attackers to cause a denial of service (daemon crash) via a crafted DAV WRITE request.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
apache/http_server/mod_davto a version that resolves this vulnerability.Fixed in 2.4.8
Event History
Frequently Asked Questions
What is the severity of CVE-2013-6438?
CVE-2013-6438 is classified as a high severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2013-6438?
To fix CVE-2013-6438, upgrade to Apache HTTP Server version 2.4.8 or later.
Which software versions are affected by CVE-2013-6438?
CVE-2013-6438 affects Apache HTTP Server versions before 2.4.8 and specific versions of Oracle and Ubuntu HTTP Server.
Can CVE-2013-6438 be exploited remotely?
Yes, CVE-2013-6438 can be exploited by remote attackers through crafted DAV WRITE requests.
What impact does CVE-2013-6438 have on the system?
CVE-2013-6438 can lead to a denial of service, resulting in a crash of the Apache server.