All vulnerabilities

Servers and applications

CVE-2017-9788

In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in [Proxy-]Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by mod_auth_digest. Providing an initial key with no '=' assignment could reflect the stale value of uninitialized pool memory used by the prior request, leading to leakage of potentially…

Severity
Critical 9.1
Published
13 Jul 2017
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 2.2.33
  • From 2.4.0 up to 2.4.26

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-9788
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-9788