A post-authentication buffer overflow vulnerability in the parameter "action" of the CGI program in Zyxel VMG3625-T50B firmware versions…

Description

A post-authentication buffer overflow vulnerability in the parameter "action" of the CGI program in Zyxel VMG3625-T50B firmware versions through V5.50(ABPM.9.2)C0 could allow an authenticated attacker with administrator privileges to cause a temporary denial of service (DoS) condition against the web management interface by sending a crafted HTTP GET request to a vulnerable device if the function ZyEE is enabled.

Scores

EPSS (exploitation in 30 days)

0.51% · top 56% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

• CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (opens in a new tab)All about CWE-120 and its CVEs

Affected products

• Zyxel · VMG3625-T50B firmware

  • affected <= V5.50(ABPM.9.2)C0

References (1)

• https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-and-post-authentication-command-injection-vulnerabilities-in-some-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-and-wifi-extenders-12-03-2024 (opens in a new tab)vendor-advisory

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2024-9197](https://trackcve.app/badge/CVE-2024-9197.svg)](https://trackcve.app/cve/CVE-2024-9197)

Record last updated 3 Dec 2024, 16:48 UTC.