All vulnerabilities

Servers and applications

CVE-2008-4298

Memory leak in the http_request_parse function in request.c in lighttpd before 1.4.20 allows remote attackers to cause a denial of service (memory consumption) via a large number of requests with duplicate request headers.

Severity
Medium 5.0
Published
27 Sept 2008
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
3.5% in the next 30 daysHigher than 89% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-399
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
lighttpdServers and applications · cpe:a:lighttpd:lighttpd
  • Version 1.4.18
  • Version 1.4.17
  • Version 1.4.16
  • Version 1.4.15
All 54 release lines
  • Every version up to 1.4.19
  • Version 1.1.1
  • Version 1.1.2
  • Version 1.1.3
  • Version 1.1.4
  • Version 1.1.5
  • Version 1.1.6
  • Version 1.1.7
  • Version 1.1.8
  • Version 1.1.9
  • Version 1.2.1
  • Version 1.2.2
  • Version 1.2.3
  • Version 1.2.4
  • Version 1.2.5
  • Version 1.2.6
  • Version 1.2.7
  • Version 1.2.8
  • Version 1.3.0
  • Version 1.3.1
  • Version 1.3.2
  • Version 1.3.3
  • Version 1.3.4
  • Version 1.3.5
  • Version 1.3.6
  • Version 1.3.7
  • Version 1.3.8
  • Version 1.3.9
  • Version 1.3.10
  • Version 1.3.11
  • Version 1.3.12
  • Version 1.3.13
  • Version 1.3.14
  • Version 1.3.15
  • Version 1.3.16
  • Version 1.4.0
  • Version 1.4.1
  • Version 1.4.2
  • Version 1.4.3
  • Version 1.4.4
  • Version 1.4.5
  • Version 1.4.6
  • Version 1.4.7
  • Version 1.4.8
  • Version 1.4.9
  • Version 1.4.10
  • Version 1.4.11
  • Version 1.4.12
  • Version 1.4.13
  • Version 1.4.14
  • Version 1.4.15
  • Version 1.4.16
  • Version 1.4.17
  • Version 1.4.18

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2008-4298
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2008-4298