CVE & CISA-KEV Catalog

CVE-2023-22918

MEDIUM
6.5
CVSS v3
NVD

Description

A post-authentication information exposure vulnerability in the CGI program of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, VPN series firmware versions 4.30 through 5.35, NWA110AX firmware version 6.50(ABTG.2) and earlier versions, WAC500 firmware version 6.50(ABVS.0) and earlier versions, and WAX510D firmware version 6.50(ABTF.2) and earlier versions, which could allow a remote authenticated attacker to retrieve encrypted information of the administrator on an affected device.

CWE-359

How to fix

Remediation Available
atp100 firmwareNVD
Affected:>= 4.32, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
atp100w firmwareNVD
Affected:>= 4.32, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
atp200 firmwareNVD
Affected:>= 4.32, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
atp500 firmwareNVD
Affected:>= 4.32, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
atp700 firmwareNVD
Affected:>= 4.32, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
atp800 firmwareNVD
Affected:>= 4.32, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg20-vpn firmwareNVD
Affected:>= 4.30, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg 20w-vpn firmwareNVD
Affected:>= 4.16, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 100 firmwareNVD
Affected:>= 4.50, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 100w firmwareNVD
Affected:>= 4.50, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 200 firmwareNVD
Affected:>= 4.50, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 500 firmwareNVD
Affected:>= 4.50, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 50 firmwareNVD
Affected:>= 4.50, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 50w firmwareNVD
Affected:>= 4.16, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
usg flex 700 firmwareNVD
Affected:>= 4.50, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
vpn1000 firmwareNVD
Affected:>= 4.30, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
vpn100 firmwareNVD
Affected:>= 4.30, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
vpn300 firmwareNVD
Affected:>= 4.30, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD
vpn50 firmwareNVD
Affected:>= 4.30, < 5.36Fixed in:5.36CVE-2023-22918derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.77%probability of exploitation in 30 days
51stpercentile

Moderate risk: more likely to be exploited than 51% of all known CVEs.

References

Patch1
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CVE-2023-22918 severity badge

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.