CVE catalog
CVE-2011-3481
cyrus-imapd-2.2 - denial of service
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 2.14% · Oct 25, 2026
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. cyrus-imapd: NULL pointer dereference via crafted References header in email The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | cyrus-imapd-2.2 | 5.0 | 2.2.13-14 | vulnerable |
| Debian | cyrus-imapd-2.2 | 5.0 | 2.2.13-14+lenny1 | vulnerable |
| Debian | cyrus-imapd-2.2 | 5.0 | 2.2.13-14+lenny3 | vulnerable |
| Debian | cyrus-imapd-2.2 | 5.0 | 2.2.13-14+lenny4 | vulnerable |
| Debian | cyrus-imapd-2.2 | 5.0 | 2.2.13-14+lenny5 | vulnerable |
| Debian | cyrus-imapd-2.2 | 5.0 | 2.2.13-14+lenny6 | fixed |
| Debian | cyrus-imapd-2.2 | 6.0 | 2.2.13-19 | vulnerable |
| Debian | cyrus-imapd-2.2 | 6.0 | 2.2.13-19+squeeze1 | vulnerable |
| Debian | cyrus-imapd-2.2 | 6.0 | 2.2.13-19+squeeze2 | vulnerable |
| Debian | cyrus-imapd-2.2 | 6.0 | 2.2.13-19+squeeze3 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | cyrus-imapd-2.2 | deb | 5.0 | 2.2.13-14+lenny6 | Not reported | DSA-2377-1 | Not reported |
| Debian | cyrus-imapd-2.2 | deb | 6.0 | 2.2.13-19+squeeze3 | Not reported | DSA-2377-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: