Description
jabberd14 1.6.1.1 and earlier 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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | jabberd14 | 1.6.1.1-5+squeeze1 | DSA-2249-1 |
Advisories 1
- DSA-2249-1 jabberd14 - denial of service Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-2249 vendor-advisory
- http://packages.debian.org/changelogs/pool/main/j/jabberd14/jabberd14_1.6.1.1-5+squeeze1/changelog
- 44795 third-party-advisory
- jabberd14-xml-dos(67771) vdb-entry
- 48070 vdb-entry