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Servers and applications

CVE-2019-11072

lighttpd before 1.4.54 has a signed integer overflow, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a malicious HTTP GET request, as demonstrated by mishandling of /%2F? in burl_normalize_2F_to_slash_fix in burl.c. NOTE: The developer states "The feature which can be abused to cause the crash is a new feature in…

Severity
Critical 9.8
Published
10 Apr 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
74% in the next 30 daysHigher than 99% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
lighttpdServers and applications · cpe:a:lighttpd:lighttpd
  • Every version up to 1.4.53

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-11072
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-11072