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CVE-2007-3948

15
FAUCET Score

CVE-2007-3948 describes a denial-of-service vulnerability in lighttpd versions prior to 1.4.16. Attackers can exploit this by initiating a large number of connection attempts, causing the server to accept more connections than configured and trigger a failed assertion. This vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and potential for partial availability impact, but no confidentiality or integrity impact. There is no known exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.4.15CPE matchmatch criteria
cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.92%
Probability of exploitation in next 30 days
EPSS Percentile
85.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0291 is in the 78th percentile among its peer group of 19,956 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

osvdb.org / 38312
secunia.com / advisories/26130
PatchVendor Advisory
secunia.com / advisories/26158
Vendor Advisory
secunia.com / advisories/26505
secunia.com / advisories/31104
security.gentoo.org / glsa/glsa-200708-11.xml
trac.lighttpd.net / trac/changeset/1873
trac.lighttpd.net / trac/ticket/1216
debian.org / security/2008/dsa-1609
novell.com / linux/security/advisories/2007_15_sr.html
securityfocus.com / archive/1/474131/100/0/threaded
securityfocus.com / bid/24967
vupen.com / english/advisories/2007/2585