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High severity7.5NVD Advisory· Published Nov 30, 2023· Updated Jun 17, 2026

CVE-2023-35137

CVE-2023-35137

Description

An improper authentication vulnerability in the authentication module of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to obtain system information by sending a crafted URL to a vulnerable device.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6
  • Zyxel/Nas326 Firmware2 versions
    cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*range: <=5.21\(aazf.14\)c0
    • (no CPE)range: V5.21(AAZF.14)C0
  • Zyxel/Nas542 Firmware2 versions
    cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*range: <=5.21\(abag.11\)c0
    • (no CPE)range: V5.21(ABAG.11)C0
  • Zyxel/NAS326llm-fuzzy
    Range: V5.21(AAZF.14)C0
  • Zyxel/NAS542llm-fuzzy
    Range: V5.21(ABAG.11)C0

Patches

Vulnerability mechanics

References

1

News mentions

0

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