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CVE-2007-1870

22
FAUCET Score

CVE-2007-1870 describes a denial-of-service vulnerability in lighttpd versions prior to 1.4.14. An unauthenticated attacker can crash the server by requesting a file with a modification time (mtime) of zero, leading to a NULL pointer dereference. This vulnerability has a CVSS score of 7.8 (High), indicating a critical impact on availability with low attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.3.0CPE matchmatch criteria
cpe:2.3:a:lighttpd:lighttpd:1.3.0:*:*:*:*:*:*:*
1.3.1CPE matchmatch criteria
cpe:2.3:a:lighttpd:lighttpd:1.3.1:*:*:*:*:*:*:*
1.3.2CPE matchmatch criteria
cpe:2.3:a:lighttpd:lighttpd:1.3.2:*:*:*:*:*:*:*
1.3.3CPE matchmatch criteria
cpe:2.3:a:lighttpd:lighttpd:1.3.3:*:*:*:*:*:*:*
1.3.4CPE matchmatch criteria
cpe:2.3:a:lighttpd:lighttpd:1.3.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

AV:N/AC:L/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.72%
Probability of exploitation in next 30 days
EPSS Percentile
84.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0272 is in the 72nd percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/24886
PatchVendor Advisory
secunia.com / advisories/24947
secunia.com / advisories/24995
secunia.com / advisories/25166
secunia.com / advisories/25613
security.gentoo.org / glsa/glsa-200705-07.xml
exchange.xforce.ibmcloud.com / vulnerabilities/33678
issues.rpath.com / browse/RPL-1218
debian.org / security/2007/dsa-1303
lighttpd.net / assets/2007/4/13/lighttpd_sa2007_02.txt
novell.com / linux/security/advisories/2007_007_suse.html
securityfocus.com / archive/1/466464/30/6900/threaded
securityfocus.com / bid/23515
vupen.com / english/advisories/2007/1399