All vulnerabilities

Servers and applications

CVE-2021-34798

Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.

Severity
High 7.5
Published
16 Sept 2021
Last changed
17 Jun 2026
Added to UpHeron
17 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • Every version up to 2.4.48

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-34798
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-34798