CVEvulnerability
CVE-2011-1756
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-06-21
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-399
Description
modules/xmpp/serv_xmpp.c in Citadel 7.86 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.
Affected configurations
• citadel citadel (<= 7.86)
• citadel citadel 7.11
• citadel citadel 7.50
• citadel citadel 7.60
• citadel citadel 7.80
• citadel citadel 7.81
• citadel citadel 7.82
• citadel citadel 7.84
Related
Weakness · not in database (1)
References
- http://code.citadel.org/cgit.cgi/git.citadel.org/commit/?id=27c991cc2059f5530d3d4e9689dc976b745f5b0c Patch
- http://code.citadel.org/cgit.cgi/git.citadel.org/commit/?id=95040add546a705cc2d1d8f16293141f9f9845a6 Patch
- http://packages.debian.org/changelogs/pool/main/c/citadel/citadel_7.37-8+lenny1/changelog packages.debian.org
- http://packages.debian.org/changelogs/pool/main/c/citadel/citadel_7.83-2squeeze2/changelog packages.debian.org
- http://secunia.com/advisories/44788 Vendor Advisory
- http://security.debian.org/debian-security/pool/updates/main/c/citadel/citadel_7.83-2squeeze2.diff.gz Patch
- http://www.debian.org/security/2011/dsa-2250 www.debian.org
- http://www.securityfocus.com/bid/48071 www.securityfocus.com
- http://code.citadel.org/cgit.cgi/git.citadel.org/commit/?id=27c991cc2059f5530d3d4e9689dc976b745f5b0c Patch
- http://code.citadel.org/cgit.cgi/git.citadel.org/commit/?id=95040add546a705cc2d1d8f16293141f9f9845a6 Patch
- http://packages.debian.org/changelogs/pool/main/c/citadel/citadel_7.37-8+lenny1/changelog packages.debian.org
- http://packages.debian.org/changelogs/pool/main/c/citadel/citadel_7.83-2squeeze2/changelog packages.debian.org
- http://secunia.com/advisories/44788 Vendor Advisory
- http://security.debian.org/debian-security/pool/updates/main/c/citadel/citadel_7.83-2squeeze2.diff.gz Patch
- http://www.debian.org/security/2011/dsa-2250 www.debian.org
- http://www.securityfocus.com/bid/48071 www.securityfocus.com