What is the CVSS score of CVE-2019-7391?

CVE-2019-7391 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 13.6%.

Is there a public PoC exploit available for CVE-2019-7391?

Yes, a public proof-of-concept exploit is available for CVE-2019-7391. Prioritise patching immediately. EPSS: 13.6%.

Dsl 491Hnu B10B Firmware CVE-2019-7391

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2019-03-21 cve@mitre.org

Zyxel CSRF Dsl 491Hnu B10B Firmware Dsl 491Hnu B1B V2 Firmware

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 21, 2019 - 16:01 nvd

HIGH 8.8

DescriptionNVD

ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF.

AnalysisAI

ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF. Affected products include: Zyxel Dsl-491Hnu-B10B Firmware, Zyxel Dsl-491Hnu-B1B V2 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.