ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF.
Priority MEDIUM 53CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-352.
Summary
ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF.
Why it matters now
EPSS 0.13609 96th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD and the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:zyxel:dsl-491hnu-b10b_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Zyxel |
| cpe:2.3:h:zyxel:dsl-491hnu-b10b:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Zyxel |
| cpe:2.3:o:zyxel:dsl-491hnu-b1b_v2_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Zyxel |
| cpe:2.3:h:zyxel:dsl-491hnu-b1b_v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Zyxel |
- cpe:2.3:o:zyxel:dsl-491hnu-b10b_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Zyxel
- cpe:2.3:h:zyxel:dsl-491hnu-b10b:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Zyxel
- cpe:2.3:o:zyxel:dsl-491hnu-b1b_v2_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Zyxel
- cpe:2.3:h:zyxel:dsl-491hnu-b1b_v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Zyxel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-7391
- 2026-10-03 Alias added: GHSA-hf43-rrhm-263f
References
Sources
- CVE-2019-7391 · CVE Program
- CVE-2019-7391 · NVD
- FIRST EPSS
- GHSA-hf43-rrhm-263f · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences