Read the docs
TI-2013-05132 Aliases CVE-2013-6021GHSA-cvrh-vhwc-w6wr

Buffer overflow in WGagent in WatchGuard WSM and Fireware before 11.8 allows remote…

Priority MEDIUM 54CWE-119Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
Code execution
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

Buffer overflow in WGagent in WatchGuard WSM and Fireware before 11.8 allows remote attackers to execute arbitrary code via a long sessionid value in a cookie.

Why it matters now

EPSS 0.11727 96th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD and the CNA
Fix No fix listed No fixed version in the sources yet

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 · 12

CPEVersionsRoleVendor
cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*up to 11.7.4VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.0.2:*:*:*:*:*:*:*11.0.2VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.1:*:*:*:*:*:*:*11.1VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.2.3:*:*:*:*:*:*:*11.2.3VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.3:*:*:*:*:*:*:*11.3VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.3.6:*:*:*:*:*:*:*11.3.6VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.4:*:*:*:*:*:*:*11.4VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.4.2:*:*:*:*:*:*:*11.4.2VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.5.1:*:*:*:*:*:*:*11.5.1VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.5.3:*:*:*:*:*:*:*11.5.3VulnerableWatchGuard
  • cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:* Versions up to 11.7.4 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.0.2:*:*:*:*:*:*:* Versions 11.0.2 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.1:*:*:*:*:*:*:* Versions 11.1 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.2.3:*:*:*:*:*:*:* Versions 11.2.3 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.3:*:*:*:*:*:*:* Versions 11.3 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.3.6:*:*:*:*:*:*:* Versions 11.3.6 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.4:*:*:*:*:*:*:* Versions 11.4 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.4.2:*:*:*:*:*:*:* Versions 11.4.2 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.5.1:*:*:*:*:*:*:* Versions 11.5.1 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.5.3:*:*:*:*:*:*:* Versions 11.5.3 Vulnerable ·WatchGuard
Show 2 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:watchguard:fireware:11.6.6:*:*:*:*:*:*:*11.6.6VulnerableWatchGuard
cpe:2.3:o:watchguard:fireware:11.7.2:*:*:*:*:*:*:*11.7.2VulnerableWatchGuard
  • cpe:2.3:o:watchguard:fireware:11.6.6:*:*:*:*:*:*:* Versions 11.6.6 Vulnerable ·WatchGuard
  • cpe:2.3:o:watchguard:fireware:11.7.2:*:*:*:*:*:*:* Versions 11.7.2 Vulnerable ·WatchGuard

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2013-6021
  2. 2026-10-03 Alias added: GHSA-cvrh-vhwc-w6wr

References

Exploit 2

Patch 1

Advisory 2

Other 1

  • TI-2022-09698 On WatchGuard Firebox and XTM appliances, an unauthenticated user can execute arbitrary… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-13451 WatchGuard Firebox iked Out of Bounds Write Vulnerability KEVCVSS 4.0CRITICAL 9.3
  • TI-2025-08474 WatchGuard Firebox iked Out of Bounds Write Vulnerability KEVCVSS 4.0CRITICAL 9.3
  • TI-2022-07330 WatchGuard Firebox and XTM appliances allow a remote attacker with unprivileged… KEVCVSS 3.1HIGH 8.8
  • TI-2026-02885 WatchGuard Firebox Out of Bounds Write Vulnerability CVSS 4.0HIGH 8.6
  • TI-2026-58925 Fireware OS Code Injection in BOVPN Over TLS Client Allows Remote Code Execution CVSS 4.0CRITICAL 9.2
See all 73 →

Sources

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