01 Record
CVE-2011-1756
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)
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 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)
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.66% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 85.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-06-21 01:00Z15 YR AGO
- Last updated
- 2024-08-06 22:37Z2 YR AGO
- Reserved
- 2011-04-19
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- bdad3c10df2c41a5cef3805c5e9efa4cf41e3cd70d750c8ee0cd05097b4d94ea
05 Affected products
VendorProductVersionsPlatforms
06 References
- code.citadel.orghttp://code.citadel.org/cgit.cgi/git.citadel.org/commit/?id=27c991cc2059f5530d3d4e9689dc976b745f5b0c
- www.securityfocus.com48071http://www.securityfocus.com/bid/48071
- packages.debian.orghttp://packages.debian.org/changelogs/pool/main/c/citadel/citadel_7.37-8+lenny1/changelog
- www.debian.orgDSA-2250http://www.debian.org/security/2011/dsa-2250
- security.debian.orghttp://security.debian.org/debian-security/pool/updates/main/c/citadel/citadel_7.83-2squeeze2.diff.gz
- secunia.com44788http://secunia.com/advisories/44788
- packages.debian.orghttp://packages.debian.org/changelogs/pool/main/c/citadel/citadel_7.83-2squeeze2/changelog
- code.citadel.orghttp://code.citadel.org/cgit.cgi/git.citadel.org/commit/?id=95040add546a705cc2d1d8f16293141f9f9845a6