Is CVE-2025-30347 actively exploited?

CVE-2025-30347 has no public evidence of in-the-wild exploitation as of 2025-03-24.

What is the CVSS score for CVE-2025-30347?

CVE-2025-30347 has a CVSS score of 4 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N.

How do I patch CVE-2025-30347?

Patch guidance is available from varnish-software security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-30347.

CVE-2025-30347 - remediation guidance & executive summary

Q: Which products are affected by CVE-2025-30347?

11 products: varnish-software varnish enterprise, varnish-software varnish enterprise, varnish-software varnish enterprise, varnish-software varnish enterprise, varnish-software varnish enterprise, and 6 more.

Description

Varnish Enterprise before 6.0.13r13 allows remote attackers to obtain sensitive information via an out-of-bounds read for range requests on ephemeral MSE4 stevedore objects.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N
Attack Vector: network
Complexity: high
Privileges: none
User Action: none
Scope: changed
Confidentiality: low
Integrity: none
Availability: none
Weaknesses: CWE-125 · Out-of-bounds Read CWE-125 · Out-of-bounds Read

Metadata

Primary Vendor: VARNISH-SOFTWARE
Published: 3/21/2025
Last Modified: 3/24/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

varnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprisevarnish-software : varnish_enterprise

Remediation Guidance

Executive Summary

View on NIST NVD