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TI-2015-05091 Aliases CVE-2015-6020GHSA-cqq7-wf3x-w292

ZyXEL PMG5318-B20A devices with firmware 1.00AANC0b5 allow remote authenticated users to…

Priority LOW 39CWE-264Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-264.

Summary

ZyXEL PMG5318-B20A devices with firmware 1.00AANC0b5 allow remote authenticated users to obtain administrative privileges by leveraging access to the user account.

Why it matters now

EPSS 0.02207 82nd percentileScored 2026-11-07
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 · 1

CPEVersionsRoleVendor
cpe:2.3:o:zyxel:pmg5318-b20a_firmware:v100aanc0b5:*:*:*:*:*:*:*v100aanc0b5VulnerableZyxel
  • cpe:2.3:o:zyxel:pmg5318-b20a_firmware:v100aanc0b5:*:*:*:*:*:*:* Versions v100aanc0b5 Vulnerable ·Zyxel

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-6020
  2. 2026-10-03 Alias added: GHSA-cqq7-wf3x-w292

References

  • TI-2015-05089 The diagnostic-ping implementation on ZyXEL PMG5318-B20A devices with firmware before… CVSS 3.0CRITICAL 9.8
  • TI-2015-05087 ZyXEL P-660HW-T1 2 devices with ZyNOS firmware 3.40(AXH.0), PMG5318-B20A devices with… CVSS 3.0CRITICAL 9.8
  • TI-2015-05090 The management portal on ZyXEL PMG5318-B20A devices with firmware 1.00AANC0b5 does not… CVSS 3.0HIGH 8.5
  • TI-2015-06028 ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points… CVSS 3.0MEDIUM 5.9

Sources