Vulnerability Description
jabberd2 before 2.2.14 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jabberd2 | Jabberd2 | < 2.2.14 |
| Fedoraproject | Fedora | 13 |
| Apple | Mac Os X | < 10.6.8 |
| Apple | Mac Os X Server | < 10.6.8 |
Related Weaknesses (CWE)
References
- http://codex.xiaoka.com/svn/jabberd2/tags/jabberd-2.2.14/ChangeLogBroken Link
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.htmlMailing List
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061341.htmlMailing List
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061458.htmlMailing List
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061482.htmlMailing List
- http://secunia.com/advisories/44787Broken LinkVendor Advisory
- http://secunia.com/advisories/44957Broken Link
- http://secunia.com/advisories/45112Broken Link
- http://support.apple.com/kb/HT5002Third Party Advisory
- http://www.mail-archive.com/jabberd2%40lists.xiaoka.com/msg01655.htmlRelease Notes
- http://www.redhat.com/support/errata/RHSA-2011-0881.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2011-0882.htmlBroken Link
- http://www.securityfocus.com/bid/48250Broken LinkThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=700390Issue TrackingPatch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67770Third Party AdvisoryVDB Entry
FAQ
What is CVE-2011-1755?
CVE-2011-1755 is a vulnerability with a CVSS score of 7.5 (HIGH). jabberd2 before 2.2.14 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document co...
How severe is CVE-2011-1755?
CVE-2011-1755 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-2011-1755?
Check the references section above for vendor advisories and patch information. Affected products include: Jabberd2 Jabberd2, Fedoraproject Fedora, Apple Mac Os X, Apple Mac Os X Server.