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CVE-2011-1926 Detail

Description

The STARTTLS implementation in Cyrus IMAP Server before 2.4.7 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted sessions by sending a cleartext command that is processed after TLS is in place, related to a "plaintext command injection" attack, a similar issue to CVE-2011-0411.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have not published a CVSS score for this CVE at this time. NVD Analysts use publicly available information at the time of analysis to associate CVSS vector strings.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugzilla.cyrusimap.org/show_bug.cgi?id=3423 Patch 
http://bugzilla.cyrusimap.org/show_bug.cgi?id=3424 Patch 
http://git.cyrusimap.org/cyrus-imapd/patch/?id=523a91a5e86c8b9a27a138f04a3e3f2d8786f162 Patch 
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061374.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061415.html
http://openwall.com/lists/oss-security/2011/05/17/15 Patch 
http://openwall.com/lists/oss-security/2011/05/17/2 Patch 
http://www.cyrusimap.org/docs/cyrus-imapd/2.4.7/changes.php
http://www.debian.org/security/2011/dsa-2242
http://www.debian.org/security/2011/dsa-2258
http://www.kb.cert.org/vuls/id/555316 US Government Resource 
http://www.mandriva.com/security/advisories?name=MDVSA-2011:100
http://www.redhat.com/support/errata/RHSA-2011-0859.html
http://www.securitytracker.com/id?1025625
https://bugzilla.redhat.com/show_bug.cgi?id=705288 Patch 
https://exchange.xforce.ibmcloud.com/vulnerabilities/67867

Weakness Enumeration

CWE-ID CWE Name Source
CWE-264 Permissions, Privileges, and Access Controls cwe source acceptance level NIST  

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-1926
NVD Published Date:
05/23/2011
NVD Last Modified:
10/30/2018
Source:
Red Hat, Inc.