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TI-2011-02982 Aliases CVE-2011-3372GHSA-vq7q-vrrq-cr5f

imap/nntpd.c in the NNTP server (nntpd) for Cyrus IMAPd 2.4.x before 2.4.12 allows remote…

Priority LOW 39CWE-287Published · Updated

Key facts

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

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-287.

Summary

imap/nntpd.c in the NNTP server (nntpd) for Cyrus IMAPd 2.4.x before 2.4.12 allows remote attackers to bypass authentication by sending an AUTHINFO USER command without sending an additional AUTHINFO PASS command.

Why it matters now

EPSS 0.03289 88th 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 · 1

CPEVersionsRoleVendor
cpe:2.3:a:cyrus:imapd:*:*:*:*:*:*:*:*up to 2.4.11VulnerableCyrus
  • cpe:2.3:a:cyrus:imapd:*:*:*:*:*:*:*:* Versions up to 2.4.11 Vulnerable ·Cyrus

Remediation

Red Hat 1 advisory

  • RHSA-2011:1508 Released 2011-12-01 · Red Hat rating Moderate
    cyrus-imapd security update
    • RHEL Desktop Workstation (v. 5 client) cyrus-imapd-2.3.7-12.el5_7.2, cyrus-imapd-2.3.7-12.el5_7.2.i386, cyrus-imapd-devel-2.3.7-12.el5_7.2 +5
    • Red Hat Enterprise Linux (v. 5 server) cyrus-imapd-2.3.7-12.el5_7.2, cyrus-imapd-2.3.7-12.el5_7.2.i386, cyrus-imapd-2.3.7-12.el5_7.2.ia64 +13
    • Red Hat Enterprise Linux AS version 4 cyrus-imapd-2.2.12-17.el4, cyrus-imapd-2.2.12-17.el4.i386, cyrus-imapd-2.2.12-17.el4.ia64 +21
    • Red Hat Enterprise Linux Desktop version 4 cyrus-imapd-2.2.12-17.el4, cyrus-imapd-2.2.12-17.el4.i386, cyrus-imapd-devel-2.2.12-17.el4 +9
    • Red Hat Enterprise Linux ES version 4 cyrus-imapd-2.2.12-17.el4, cyrus-imapd-2.2.12-17.el4.i386, cyrus-imapd-2.2.12-17.el4.ia64 +15
    • Red Hat Enterprise Linux Server (v. 6) cyrus-imapd-2.3.16-6.el6_1.4, cyrus-imapd-utils-2.3.16-6.el6_1.4
    • Red Hat Enterprise Linux Server Optional (v. 6) cyrus-imapd-2.3.16-6.el6_1.4, cyrus-imapd-devel-2.3.16-6.el6_1.4, cyrus-imapd-devel-2.3.16-6.el6_1.4.ppc
    • Red Hat Enterprise Linux WS version 4 cyrus-imapd-2.2.12-17.el4, cyrus-imapd-2.2.12-17.el4.i386, cyrus-imapd-2.2.12-17.el4.ia64 +15

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
RHEL Desktop Workstation (v. 5 client)Fixed RHSA-2011:1508
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2011:1508
Red Hat Enterprise Linux AS version 4Fixed RHSA-2011:1508
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2011:1508
Red Hat Enterprise Linux ES version 4Fixed RHSA-2011:1508
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2011:1508
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2011:1508
Red Hat Enterprise Linux WS version 4Fixed RHSA-2011:1508

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-3372
  2. 2026-10-03 Alias added: GHSA-vq7q-vrrq-cr5f

References

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-2005-00502 Multiple buffer overflows in Cyrus IMAPd before 2.2.11 may allow attackers to execute… CVSS 2.0HIGH 7.5

Sources

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