CVE-2011-1755
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,…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.66% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-776
- Affected
- jabberd2/jabberd2 · fedoraproject/fedora · apple/mac os x · apple/mac os x server
- Source
- secalert@redhat.com
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 Link, Vendor 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 Link, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=700390Issue Tracking, Patch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67770Third Party Advisory, VDB Entry
- https://hermes.opensuse.org/messages/9197650Broken Link
- 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 Link, Vendor 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 Link, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=700390Issue Tracking, Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.