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Vulnerability record · CVE-2007-1870 · published 18 April 2007

CVE-2007-1870: Lighttpd vulnerability

Lighttpd · Lighttpd

lighttpd before 1.4.14 allows attackers to cause a denial of service (crash) via a request to a file whose mtime is 0, which results in a NULL pointer dereference.

7.8 CVSS 2.0 High EPSS 2.7% · top 14.6%
7.8CVSS 2.0 base score
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
28References
16 Jun 2026Last modified by NVD

Description

lighttpd before 1.4.14 allows attackers to cause a denial of service (crash) via a request to a file whose mtime is 0, which results in a NULL pointer dereference.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-11072lighttpd signed integer overflow in URL normalization causes crashlighttpd before 1.4.54 has a signed integer overflow in burl_normalize_2F_to_slash_fix in burl.c, triggered by a malicious HTTP GET request such as m…EPSS 74%analysed9.8CVE-2014-2323lighttpd mod_mysql_vhost SQL injection via host namelighttpd before 1.4.35 contains a SQL injection flaw in mod_mysql_vhost.c, specifically in request_check_hostname, where the HTTP host name is passed…EPSS 63%analysed8.3CVE-2007-3949Lighttpd vulnerabilitymod_access.c in lighttpd 1.4.15 ignores trailing / (slash) characters in the URL, which allows remote attackers to bypass url.access-deny settings.EPSS 3.3%7.6CVE-2013-4559Lighttpd permissions and access controls vulnerabilitylighttpd before 1.4.33 does not check the return value of the (1) setuid, (2) setgid, or (3) setgroups functions, which might cause lighttpd to run a…EPSS 11%7.5CVE-2022-41556Lighttpd memory leak vulnerabilityA resource leak in gw_backend.c in lighttpd 1.4.56 through 1.4.66 could lead to a denial of service (connection-slot exhaustion) after a large amount…EPSS 2.9%7.5CVE-2022-37797Lighttpd null pointer dereference vulnerabilityIn lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It lead…EPSS 2.5%7.5CVE-2022-30780Lighttpd header parsing typo enables remote denial of serviceLighttpd 1.4.56 through 1.4.58 contains a typo in connection_read_header_more in connections.c that disrupts multiple read operations on large header…EPSS 57%analysed7.5CVE-2018-19052Lighttpd path traversal vulnerabilityAn issue was discovered in mod_alias_physical_handler in mod_alias.c in lighttpd before 1.4.50. There is potential ../ path traversal of a single dir…EPSS 14%

Source: NIST National Vulnerability Database (record CVE-2007-1870), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.