An issue was discovered in WatchGuard EPDR 8.0.21.0002.
Priority MEDIUM 41CWE-269Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-269.
Summary
An issue was discovered in WatchGuard EPDR 8.0.21.0002. Due to a weak implementation of message handling between WatchGuard EPDR processes, it is possible to perform a Local Privilege Escalation on Windows by sending a crafted message to a named pipe.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00157 4th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:watchguard:epp_firmware:*:*:*:*:*:*:*:* | before 8.00.22.0010 | Vulnerable | WatchGuard |
| cpe:2.3:h:watchguard:epp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WatchGuard |
| cpe:2.3:o:watchguard:edr_firmware:*:*:*:*:*:*:*:* | before 8.00.22.0010 | Vulnerable | WatchGuard |
| cpe:2.3:h:watchguard:edr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WatchGuard |
| cpe:2.3:o:watchguard:epdr_firmware:*:*:*:*:*:*:*:* | before 8.00.22.0010 | Vulnerable | WatchGuard |
| cpe:2.3:h:watchguard:epdr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WatchGuard |
| cpe:2.3:o:watchguard:panda_ad360_firmware:*:*:*:*:*:*:*:* | before 8.00.22.0010 | Vulnerable | WatchGuard |
| cpe:2.3:h:watchguard:panda_ad360:-:*:*:*:*:*:*:* | not specified by NVD | Running on | WatchGuard |
- cpe:2.3:o:watchguard:epp_firmware:*:*:*:*:*:*:*:* Versions before 8.00.22.0010 Vulnerable ·WatchGuard
- cpe:2.3:h:watchguard:epp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WatchGuard
- cpe:2.3:o:watchguard:edr_firmware:*:*:*:*:*:*:*:* Versions before 8.00.22.0010 Vulnerable ·WatchGuard
- cpe:2.3:h:watchguard:edr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WatchGuard
- cpe:2.3:o:watchguard:epdr_firmware:*:*:*:*:*:*:*:* Versions before 8.00.22.0010 Vulnerable ·WatchGuard
- cpe:2.3:h:watchguard:epdr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WatchGuard
- cpe:2.3:o:watchguard:panda_ad360_firmware:*:*:*:*:*:*:*:* Versions before 8.00.22.0010 Vulnerable ·WatchGuard
- cpe:2.3:h:watchguard:panda_ad360:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·WatchGuard
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-26236
- 2026-10-03 Alias added: GHSA-8rjv-5mg2-wp52
References
More WatchGuard Edr Firmware vulnerabilities
- TI-2023-11407 An issue was discovered in WatchGuard EPDR 8.0.21.0002. CVSS 3.1MEDIUM 6.7
- TI-2023-11409 An issue was discovered in WatchGuard EPDR 8.0.21.0002. CVSS 3.1MEDIUM 5.5
- TI-2023-11408 An issue was discovered in WatchGuard EPDR 8.0.21.0002. CVSS 3.1MEDIUM 5.5
Sources
- CVE-2023-26236 · CVE Program
- CVE-2023-26236 · NVD
- FIRST EPSS
- GHSA-8rjv-5mg2-wp52 · GitHub Advisory Database · CC BY 4.0
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