CVE-2011-3481

Description

The index_get_ids function in index.c in imapd in Cyrus IMAP Server before 2.4.11, when server-side threading is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted References header in an e-mail message.

4.3

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 1.14% Top 25%

Vendor Advisory redhat.com Vendor Advisory mandriva.com

Affected: n/a n/a

References

Link	Tags
http://git.cyrusimap.org/cyrus-imapd/commit/?id=6e776956a1a9dfa58eacdd0ddd52644009eac9e5	patch
http://bugzilla.cyrusimap.org/show_bug.cgi?id=3463
http://bugzilla.cyrusimap.org/show_bug.cgi?id=2772
https://exchange.xforce.ibmcloud.com/vulnerabilities/69842	vdb entry
http://www.redhat.com/support/errata/RHSA-2011-1508.html	vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:037	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-3481?: CVE-2011-3481 has been scored as a medium severity vulnerability.
How to fix CVE-2011-3481?: To fix CVE-2011-3481, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-3481 being actively exploited in the wild?: It is possible that CVE-2011-3481 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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