Home/CVE/jabberd2 before 2.2.14 does not properly detect recursion during entity expansion, which allows remote attackers to caus
CVE

CVE-2011-1755

jabberd2 before 2.2.14 does not properly detect recursion during entity expansion, which allows remote attackers to caus

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.

HIGH · CVSS 7.5 EPSS 0.08459
Schedule remediation
  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-776Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
▤

Affected Products & Versions

6
jabberd2< 2.2.14
fedoraproject fedoraall versions
apple mac os x< 10.6.8
apple mac os x>= 10.7.0 and < 10.7.2
apple mac os x server< 10.6.8
apple mac os x server>= 10.7.0 and < 10.7.2
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Jun 2011 · 02:52 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
rhsaRHSA-2011:0882Low
rhsaRHSA-2011:0881Low
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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
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