CVE-2022-30526
Description
A privilege escalation vulnerability was identified in the CLI command of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.09 through 4.72, which could allow a local attacker to execute some OS commands with root privileges in some directories on a vulnerable device.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
43cpe:2.3:o:zyxel:usg20w-vpn_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:zyxel:usg20w-vpn_firmware:*:*:*:*:*:*:*:*range: >=4.16,<=5.30
- (no CPE)range: 4.16 through 5.30
- cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:*Range: >=4.50,<=5.30
- cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:*Range: >=4.50,<=5.30
cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:*range: >=4.50,<=5.30
- (no CPE)range: 4.50 through 5.30
- cpe:2.3:o:zyxel:usg_flex_50w_firmware:*:*:*:*:*:*:*:*Range: >=4.16,<=5.30
cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:*range: >=4.50,<=5.30
- (no CPE)range: 4.50 through 5.30
- Range: 4.50 - 5.30
- Range: 4.50 - 5.30
4.30 - 5.30+ 1 more
- (no CPE)range: 4.30 - 5.30
- (no CPE)range: 4.30 through 5.30
4.09 - 4.72+ 1 more
- (no CPE)range: 4.09 - 4.72
- (no CPE)range: 4.09 through 4.72
4.50 - 5.30+ 1 more
- (no CPE)range: 4.50 - 5.30
- (no CPE)range: 4.50 through 5.30
4.50 - 5.30+ 1 more
- (no CPE)range: 4.50 - 5.30
- (no CPE)range: 4.50 through 5.30
4.16 - 5.30+ 1 more
- (no CPE)range: 4.16 - 5.30
- (no CPE)range: 4.16 through 5.30
4.32 - 5.30+ 1 more
- (no CPE)range: 4.32 - 5.30
- (no CPE)range: 4.32 through 5.30
Patches
Vulnerability mechanics
References
2- packetstormsecurity.com/files/168202/Zyxel-Firewall-SUID-Binary-Privilege-Escalation.htmlnvdExploitThird Party AdvisoryVDB Entry
- www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtmlnvdVendor Advisory
News mentions
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