What is the CVSS score of CVE-2021-3799?

CVE-2021-3799 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 1.5%.

Is there a public PoC exploit available for CVE-2021-3799?

Yes, a public proof-of-concept exploit is available for CVE-2021-3799. Prioritise patching immediately. EPSS: 1.5%.

Is there a patch available for CVE-2021-3799?

Yes, a patch is available for CVE-2021-3799. Update the affected software to the latest version immediately.

Grav Plugin Admin CVE-2021-3799

MEDIUM

Improper Restriction of Rendered UI Layers or Frames (CWE-1021)

2021-09-27 security@huntr.dev

XSS Grav Plugin Admin

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Sep 27, 2021 - 13:15 nvd

MEDIUM 5.4

DescriptionNVD

grav-plugin-admin is vulnerable to Improper Restriction of Rendered UI Layers or Frames

AnalysisAI

grav-plugin-admin is vulnerable to Improper Restriction of Rendered UI Layers or Frames. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-1021. grav-plugin-admin is vulnerable to Improper Restriction of Rendered UI Layers or Frames Affected products include: Getgrav Grav-Plugin-Admin.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.