CVE-2011-2205

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-06-22 · updated 2026-06-16
Weakness: CWE-399

Description

Prosody before 0.8.1 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 products

Prosody: through 0.8.0; 0.1.0, 0.2.0, 0.3.0, 0.4.0, 0.4.1, 0.4.2 (+9)

References

http://blog.prosody.im/prosody-0-8-1-released/
http://hg.prosody.im/0.8/rev/5305a665bdd4
http://hg.prosody.im/0.8/rev/ee6a18f10a8d
http://prosody.im/doc/release/0.8.1
http://secunia.com/advisories/44852
http://www.openwall.com/lists/oss-security/2011/06/14/6
http://www.openwall.com/lists/oss-security/2011/06/15/5
http://www.securityfocus.com/bid/48125
https://exchange.xforce.ibmcloud.com/vulnerabilities/67884
http://blog.prosody.im/prosody-0-8-1-released/
http://hg.prosody.im/0.8/rev/5305a665bdd4
http://hg.prosody.im/0.8/rev/ee6a18f10a8d

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