Vulnerability Details : CVE-2011-2531
Prosody 0.8.x before 0.8.1, when MySQL is used, assigns an incorrect data type to the value column in certain tables, which might allow remote attackers to cause a denial of service (data truncation) by sending a large amount of data.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2011-2531
Probability of exploitation activity in the next 30 days: 0.32%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 70 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-2531
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2011-2531
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-2531
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http://prosody.im/doc/release/0.8.1
0.8.1 Release Notes – Prosody IMPatch
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http://hg.prosody.im/0.8/rev/c806a599224a
Prosody IM 0.8: revision c806a599224a: mod_storage_sql: Switch to MEDIUMTEXT for the 'value' column when using MySQL, as it imposes a 64K limit otherwise, potentially truncating data. Automatically upPatch
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http://hg.prosody.im/0.8/rev/d2406f0ce8a5
Prosody IM 0.8: revision d2406f0ce8a5: migrator/prosody_sql.lua: Create (and upgrade) MySQL tables to use MEDIUMTEXT for the 'value' column to avoid truncationPatch
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http://blog.prosody.im/prosody-0-8-1-released/
Prosody 0.8.1 released | Prosodical ThoughtsPatch
Products affected by CVE-2011-2531
- cpe:2.3:a:prosody:prosody:0.8.0:*:*:*:*:*:*:*