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CVE · referencelatest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2025-14733CRITICAL
WatchGuard Firebox iked Out of Bounds Write Vulnerability
  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   H   H   H    9.3   .2651   97.9   YES
AFFECTED
  Product      Versions  Fixed
  Fireware OS  2025.1 –  —
  Fireware OS  12.0 –    —
  Fireware OS  12.0 –    —
TIMELINE
  Dec 15  Reserved by WatchGuard
  Dec 19  Added to CISA KEV, remediation due 2025-12-26
  Dec 19  Published (CNA: WatchGuard)
CWE-787 · CNA: WatchGuard · CVSS v4.0 · 3 references · NVD status: Analyzed · KEV due December 26, 2025

Description

An Out-of-bounds Write vulnerability in the WatchGuard Fireware OS iked process may allow a remote unauthenticated attacker to execute arbitrary code. This vulnerability affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. If the Firebox was previously configured with the mobile user VPN with IKEv2 or a branch office VPN using IKEv2 to a dynamic gateway peer, and both of those configurations have since been deleted, that Firebox may still be vulnerable if a branch office VPN to a static gateway peer is still configured.

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
December 15, 2025ReservedReserved by WatchGuard
December 19, 2025KEV ADDEDAdded to CISA KEV, remediation due 2025-12-26
December 19, 2025PublishedPublished (CNA: WatchGuard)

Affected

Affected products and packages — 3 rows
VendorProduct / PackageEcosystemVersion introducedFixed
WatchGuardFireware OS2025.1
WatchGuardFireware OS12.0
WatchGuardFireware OS12.0

Weaknesses

CWE-787

References (3)

Related

Authoritative record: CVE-2025-14733 at cve.org

Vendors: watchguard

Weaknesses: CWE-787

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-14733 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.