Vulnerability Details : CVE-2011-3372
imap/nntpd.c in the NNTP server (nntpd) for Cyrus IMAPd 2.4.x before 2.4.12 allows remote attackers to bypass authentication by sending an AUTHINFO USER command without sending an additional AUTHINFO PASS command.
Vulnerability category: BypassGain privilege
Exploit prediction scoring system (EPSS) score for CVE-2011-3372
Probability of exploitation activity in the next 30 days: 1.37%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 86 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-3372
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
CWE ids for CVE-2011-3372
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When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-3372
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http://www.mandriva.com/security/advisories?name=MDVSA-2011:149
mandriva.com
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http://www.debian.org/security/2011/dsa-2318
Debian -- Security Information -- DSA-2318-1 cyrus-imapd-2.2
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http://securitytracker.com/id?1026363
(Red Hat Issues Fix) Cyrus IMAP Server NNTP Service Lets Remote Users Bypass Authentication - SecurityTracker
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http://git.cyrusimap.org/cyrus-imapd/commit/?id=77903669e04c9788460561dd0560b9c916519594
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http://www.redhat.com/support/errata/RHSA-2011-1508.html
Support
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https://bugzilla.redhat.com/show_bug.cgi?id=740822
740822 – (CVE-2011-3372) CVE-2011-3372 cyrus-imapd: nntpd authentication bypass
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http://cyrusimap.org/mediawiki/index.php/Latest_Updates
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Products affected by CVE-2011-3372
- cpe:2.3:a:cyrus:imapd:*:*:*:*:*:*:*:*