Is CVE-2007-3946 actively exploited?

CVE-2007-3946 has no public evidence of in-the-wild exploitation as of 2025-04-09.

What is the CVSS score for CVE-2007-3946?

CVE-2007-3946 has a CVSS score of 6.4 (UNKNOWN severity). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P.

How do I patch CVE-2007-3946?

Patch guidance is available from lighttpd security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2007-3946.

CVE-2007-3946 - remediation guidance & executive summary

Description

mod_auth (http_auth.c) in lighttpd before 1.4.16 allows remote attackers to cause a denial of service (daemon crash) via unspecified vectors involving (1) a memory leak, (2) use of md5-sess without a cnonce, (3) base64 encoded strings, and (4) trailing whitespace in the Auth-Digest header.

CVSS Metrics

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P
Access Vector: network
Access Cmplx: low
Auth: none
Confidentiality: partial
Integrity: none
Availability: partial
Weaknesses: NVD-CWE-Other

Metadata

Primary Vendor: LIGHTTPD
Published: 7/24/2007
Last Modified: 4/9/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2007-3946

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary