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TI-2023-21549 Aliases CVE-2023-40796GHSA-636h-3237-rfq7

Phicomm k2 v22.6.529.216 was discovered to contain a command injection vulnerability via the function luci.sys.call.

Priority HIGH 69CWE-77Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
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-77.

Summary

Phicomm k2 v22.6.529.216 was discovered to contain a command injection vulnerability via the function luci.sys.call.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00916 60th 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
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

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

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:phicomm:k2_firmware:22.6.529.216:*:*:*:*:*:*:*22.6.529.216VulnerablePhicomm
cpe:2.3:h:phicomm:k2:-:*:*:*:*:*:*:*not specified by NVDRunning onPhicomm
  • cpe:2.3:o:phicomm:k2_firmware:22.6.529.216:*:*:*:*:*:*:* Versions 22.6.529.216 Vulnerable ·Phicomm
  • cpe:2.3:h:phicomm:k2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Phicomm

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-40796
  2. 2026-10-03 Alias added: GHSA-636h-3237-rfq7

References

Advisory 1

  • TI-2022-23797 Phicomm K2G v22.6.3.20 was discovered to store the root and admin passwords in plaintext. CVSS 3.1HIGH 7.5
  • TI-2022-23795 Phicomm K2 v22.6.534.263 was discovered to store the root and admin passwords in plaintext. CVSS 3.1HIGH 7.5
  • TI-2022-23796 Phicomm K2G v22.6.3.20 was discovered to contain a command injection vulnerability via… CVSS 3.1HIGH 7.8
  • TI-2022-23794 Phicomm K2 v22.6.534.263 was discovered to contain a command injection vulnerability via… CVSS 3.1HIGH 7.8
  • TI-2022-08932 A null byte interaction error has been discovered in the code that the telnetd_startup… CVSS 3.1HIGH 8.4
  • TI-2022-08931 Broken or risky cryptographic algorithm in Phicomm Routers CVSS 3.1HIGH 8.1
See all 10 →

Sources

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