CVE Explorer
CVE-2025-7673
A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and potentially execute arbitrary code by sending a specially crafted HTTP request.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"VMG8825-T50K firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"< V5.50(ABOM.5)C0"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:76ac75fdf1e2c4d000f85580208c7f1c8343b3e291bc4b5757c8302b08454c66 · sha256:b3a0bf19c02c6514… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:76ac75fdf1e2c4d000f85580208c7f1c8343b3e291bc4b5757c8302b08454c66 · sha256:b3a0bf19c02c6514… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-120","description":"CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:76ac75fdf1e2c4d000f85580208c7f1c8343b3e291bc4b5757c8302b08454c66 · sha256:b3a0bf19c02c6514… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory"],"url":"https://www.zyxel.com/service-provider/global/en/zyxel-security-advisory-remote-code-execution-and-denial-service-vulnerabilities-cpe"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:76ac75fdf1e2c4d000f85580208c7f1c8343b3e291bc4b5757c8302b08454c66 · sha256:b3a0bf19c02c6514… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.