Vulnerability Details : CVE-2014-2745
Prosody before 0.9.4 does not properly restrict the processing of compressed XML elements, which allows remote attackers to cause a denial of service (resource consumption) via a crafted XMPP stream, aka an "xmppbomb" attack, related to core/portmanager.lua and util/xmppstream.lua.
Vulnerability category: Denial of service
Products affected by CVE-2014-2745
- cpe:2.3:a:prosody:prosody:*:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.7.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.9.0:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:prosody:prosody:0.9.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-2745
2.98%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-2745
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
CWE ids for CVE-2014-2745
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-2745
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http://hg.prosody.im/0.9/rev/1107d66d2ab2
Prosody IM 0.9: revision 1107d66d2ab2: util.xmppstream: Implement stanza size limiting, default limit 10MB
-
http://hg.prosody.im/0.9/rev/a97591d2e1ad
Prosody IM 0.9: revision a97591d2e1ad: portmanager: Make maximum read size configurable, and default to 4KB
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http://openwall.com/lists/oss-security/2014/04/09/1
oss-security - Re: (Openfire M-Link Metronome Prosody Tigase) Possible CVE Request: Uncontrolled Resource Consumption with XMPP-Layer Compression
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http://www.debian.org/security/2014/dsa-2895
Debian -- Security Information -- DSA-2895-1 prosody
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http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/
404 Not Found
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http://openwall.com/lists/oss-security/2014/04/07/7
oss-security - Re: Possible CVE Request: Uncontrolled Resource Consumption with XMPP-Layer Compression
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http://blog.prosody.im/prosody-0-9-4-released/
Prosody 0.9.4 released | Prosodical Thoughts
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