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CVE-2007-3946

mod_auth (http_auth.c) in lighttpd before 1.4.16 allows remote attackers to cause a denial of...

6.4 MediumFix available

CVE-2007-3946 is a medium vulnerability (CVSS 6.4) in Lighttpd, published July 24, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.42%, the 89th percentile. Fixed in lighttpd 1.4.16-1.

What does this mean?
Severity
6.4 MediumCVSS 2.0, NVD
Exploit chance
3.42%EPSS, 89th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1.4.16-1lighttpd +3 more

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.

Exploit likelihood

3.42%Down 0.4 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
lighttpd
Debian:12
before 1.4.16-1
1.4.16-1
lighttpd
Debian:13
before 1.4.16-1
1.4.16-1
lighttpd
Debian:14
before 1.4.16-1
1.4.16-1
lighttpd
Debian:4.0
From an advisory covering 5 CVEs
before 1.4.13-4etch4, plus listed versions
1.4.13-41.4.13-4etch11.4.13-4etch21.4.13-4etch3
1.4.13-4etch4

What each source reports

NVD Score used6.4

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.

Record
CVE-2007-3946
CVSS 2.0
6.4 MediumAV:N/AC:L/Au:N/C:P/I:N/A:P
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2007-3946
Updated
2026-11-02
EUVDEUVD-2007-3930No score

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.

Record
EUVD-2007-3930
Updated
2026-11-03
GitHub AdvisoriesGHSA-2xvj-x73g-2j9wNo score

mod_auth (http_auth.c) in lighttpd before 1.4.16 allows remote attackers to cause a denial of...

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.

Record
GHSA-2xvj-x73g-2j9w
Updated
2026-11-02
OSVNo score

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.

Record
CVE-2007-3946
Updated
2026-11-02
OSVDEBIAN-CVE-2007-3946No score

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.

Record
DEBIAN-CVE-2007-3946
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
affected, aliases, facts, references, titleGitHub Advisories, OSV
first indexedCVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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