CVE-2011-2206
CVE-2011-2206 is a medium-severity vulnerability in Brad Fitzpatrick Djabberd with a CVSS 2.0 base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.5)
- EPSS exploit prediction: 1% (67th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-399
- Affected product: Brad Fitzpatrick Djabberd
- Published:
- Last modified:
Description
XMLParser.pm in DJabberd before 0.85 allows remote authenticated users to read arbitrary files, and possibly send HTTP requests to intranet servers or cause a denial of service (CPU and memory consumption), via an XML external entity declaration in conjunction with an entity reference, a different vulnerability than CVE-2011-1757.
Frequently asked questions
- What is CVE-2011-2206?
- XMLParser.pm in DJabberd before 0.85 allows remote authenticated users to read arbitrary files, and possibly send HTTP requests to intranet servers or cause a denial of service (CPU and memory consumption), via an XML external entity declaration in conjunction with an entity reference, a different vulnerability than CVE-2011-1757.
- How severe is CVE-2011-2206?
- CVE-2011-2206 has a CVSS 2.0 base score of 5.5, rated medium severity.
- Is CVE-2011-2206 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2011-2206?
- CVE-2011-2206 primarily affects Brad Fitzpatrick Djabberd. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2011-2206?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2011-2206 published?
- CVE-2011-2206 was published on 2011-06-22 and last updated on 2026-06-16.
References
- http://groups.google.com/group/djabberd/msg/80a462d5c28873d7?dmode=source&output=gplain
- http://www.openwall.com/lists/oss-security/2011/06/14/6
- http://www.openwall.com/lists/oss-security/2011/06/15/5
- https://github.com/djabberd/DJabberd/commit/b41d6dc247a175fe8e092d6ec2c460826fa62992
- https://raw.github.com/djabberd/DJabberd/master/CHANGES
Affected products (5)
- cpe:2.3:a:brad_fitzpatrick:djabberd:*:*:*:*:*:*:*:*
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.80:*:*:*:*:*:*:*
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.81:*:*:*:*:*:*:*
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.82:*:*:*:*:*:*:*
- cpe:2.3:a:brad_fitzpatrick:djabberd:0.83:*:*:*:*:*:*:*
More vulnerabilities in Brad Fitzpatrick Djabberd
- CVE-2011-1757 — Medium (CVSS 5.0): DJabberd 0.84 and earlier does not properly detect recursion during entity expansion, which allows remote attackers to…
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