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TI-2005-00502 Aliases CVE-2005-0546GHSA-734w-q42p-q63v

Multiple buffer overflows in Cyrus IMAPd before 2.2.11 may allow attackers to execute…

Priority MEDIUM 40Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Partial · Partial · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

Multiple buffer overflows in Cyrus IMAPd before 2.2.11 may allow attackers to execute arbitrary code via (1) an off-by-one error in the imapd annotate extension, (2) an off-by-one error in "cached header handling," (3) a stack-based buffer overflow in fetchnews, or (4) a stack-based buffer overflow in imapd.

Why it matters now

EPSS 0.04244 91st percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:a:cyrus:imapd:2.0.17:*:*:*:*:*:*:*2.0.17VulnerableCyrus
cpe:2.3:a:cyrus:imapd:2.1.16:*:*:*:*:*:*:*2.1.16VulnerableCyrus
cpe:2.3:a:cyrus:imapd:2.1.17:*:*:*:*:*:*:*2.1.17VulnerableCyrus
cpe:2.3:a:cyrus:imapd:2.1.18:*:*:*:*:*:*:*2.1.18VulnerableCyrus
cpe:2.3:a:cyrus:imapd:2.2.10:*:*:*:*:*:*:*2.2.10VulnerableCyrus
  • cpe:2.3:a:cyrus:imapd:2.0.17:*:*:*:*:*:*:* Versions 2.0.17 Vulnerable ·Cyrus
  • cpe:2.3:a:cyrus:imapd:2.1.16:*:*:*:*:*:*:* Versions 2.1.16 Vulnerable ·Cyrus
  • cpe:2.3:a:cyrus:imapd:2.1.17:*:*:*:*:*:*:* Versions 2.1.17 Vulnerable ·Cyrus
  • cpe:2.3:a:cyrus:imapd:2.1.18:*:*:*:*:*:*:* Versions 2.1.18 Vulnerable ·Cyrus
  • cpe:2.3:a:cyrus:imapd:2.2.10:*:*:*:*:*:*:* Versions 2.2.10 Vulnerable ·Cyrus

Remediation

Red Hat 1 advisory

  • RHSA-2005:408 Released 2005-05-17 · Red Hat rating Moderate
    cyrus-imapd security update
    • Red Hat Enterprise Linux AS version 4 cyrus-imapd-2.2.12-3.RHEL4.1, cyrus-imapd-2.2.12-3.RHEL4.1.i386, cyrus-imapd-2.2.12-3.RHEL4.1.ia64 +21
    • Red Hat Enterprise Linux Desktop version 4 cyrus-imapd-2.2.12-3.RHEL4.1, cyrus-imapd-2.2.12-3.RHEL4.1.i386, cyrus-imapd-devel-2.2.12-3.RHEL4.1 +9
    • Red Hat Enterprise Linux ES version 4 cyrus-imapd-2.2.12-3.RHEL4.1, cyrus-imapd-2.2.12-3.RHEL4.1.i386, cyrus-imapd-2.2.12-3.RHEL4.1.ia64 +15
    • Red Hat Enterprise Linux WS version 4 cyrus-imapd-2.2.12-3.RHEL4.1, cyrus-imapd-2.2.12-3.RHEL4.1.i386, cyrus-imapd-2.2.12-3.RHEL4.1.ia64 +15

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux AS version 4Fixed RHSA-2005:408
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2005:408
Red Hat Enterprise Linux ES version 4Fixed RHSA-2005:408
Red Hat Enterprise Linux WS version 4Fixed RHSA-2005:408

Timeline

  1. 2026-10-02 Threatist record created from CVE-2005-0546
  2. 2026-10-03 Alias added: GHSA-734w-q42p-q63v

References

Patch 2

Advisory 3

Other 3

  • TI-2006-02433 Stack-based buffer overflow in pop3d in Cyrus IMAPD (cyrus-imapd) 2.3.2, when the… CVSS 2.0MEDIUM 5.1
  • TI-2011-02982 imap/nntpd.c in the NNTP server (nntpd) for Cyrus IMAPd 2.4.x before 2.4.12 allows remote… CVSS 2.0HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences