cyrus-imapd: NULL pointer dereference via crafted References header in email
Published Sep 14, 2011
4.3
MEDIUMCVSS 2.0
EPSS 2.14%
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.
Affected products
No data.
- ≤ 2.4.10
- 2.0.17
- 2.1.16
- 2.1.17
- 2.1.18
- 2.2.8
- 2.2.9
- 2.2.10
- 2.2.11
- 2.2.12
- 2.2.13
- 2.2.13p1
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
- 2.3.4
- 2.3.5
- 2.3.6
- 2.3.7
- 2.3.8
- 2.3.9
- 2.3.10
- 2.3.11
- 2.3.12
- 2.3.13
- 2.3.14
- 2.3.15
- 2.3.16
- 2.3.17
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.6
- 2.4.7
- 2.4.8
- 2.4.9
No data.
Red Hat Enterprise Linux 4
cyrus-imapd-0:2.2.12-17.el4
Fixed · RHSA-2011:1508
Red Hat Enterprise Linux 5
cyrus-imapd-0:2.3.7-12.el5_7.2
Fixed · RHSA-2011:1508
Red Hat Enterprise Linux 6
cyrus-imapd-0:2.3.16-6.el6_1.4
Fixed · RHSA-2011:1508
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | cyrus-imapd-0:2.2.12-17.el4 | Fixed | RHSA-2011:1508 |
| Red Hat Enterprise Linux 5 | cyrus-imapd-0:2.3.7-12.el5_7.2 | Fixed | RHSA-2011:1508 |
| Red Hat Enterprise Linux 6 | cyrus-imapd-0:2.3.16-6.el6_1.4 | Fixed | RHSA-2011:1508 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.14% (0.02142) | 81.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.14% (0.02142) | 79.61th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.14% (0.01138) | 76.92th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.11% (0.02110) | 89.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.11% (0.02110) | 87.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (10)
- http://bugzilla.cyrusimap.org/show_bug.cgi?id=2772 x_refsource_CONFIRM
- http://bugzilla.cyrusimap.org/show_bug.cgi?id=3463 x_refsource_CONFIRM
- http://git.cyrusimap.org/cyrus-imapd/commit/?id=6e776956a1a9dfa58eacdd0ddd52644009eac9e5 x_refsource_CONFIRMPatch
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:037 vendor-advisoryx_refsource_MANDRIVA
- http://www.redhat.com/support/errata/RHSA-2011-1508.html vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2011-3481 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=738391 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69842 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2011-3481
- https://www.cve.org/CVERecord?id=CVE-2011-3481
| Link | Providers | Tags |
|---|---|---|
| http://bugzilla.cyrusimap.org/show_bug.cgi?id=2772 | x_refsource_CONFIRM | |
| http://bugzilla.cyrusimap.org/show_bug.cgi?id=3463 | x_refsource_CONFIRM | |
| http://git.cyrusimap.org/cyrus-imapd/commit/?id=6e776956a1a9dfa58eacdd0ddd52644009eac9e5 | x_refsource_CONFIRMPatch | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2012:037 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.redhat.com/support/errata/RHSA-2011-1508.html | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2011-3481 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=738391 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/69842 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-3481 | ||
| https://www.cve.org/CVERecord?id=CVE-2011-3481 |
Change history (0)
No recorded changes yet.