VYPR
← All advisories
Unrated severityNVD Advisory· Published May 24, 2022· Updated Aug 2, 2024

CVE-2022-0910

CVE-2022-0910

Description

A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled.

Affected products

7
  • Zyxel/ZyWALL/USG seriesllm-fuzzy2 versions
    >=4.32, <=4.71+ 1 more
    • (no CPE)range: >=4.32, <=4.71
    • (no CPE)range: 4.32 through 4.71
  • Zyxel/ATP seriesllm-fuzzy2 versions
    >=4.32, <=5.21+ 1 more
    • (no CPE)range: >=4.32, <=5.21
    • (no CPE)range: 4.32 through 5.21
  • Zyxel/USG FLEX seriesllm-fuzzy2 versions
    >=4.50, <=5.21+ 1 more
    • (no CPE)range: >=4.50, <=5.21
    • (no CPE)range: 4.50 through 5.21
  • Zyxel/VPN seriescpe-rescue
    Range: 4.32 through 5.21

Patches

Vulnerability mechanics

References

1

News mentions

0

No linked articles in our index yet.