CVE-2024-27316

Summary

HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion.

Affected Software

Weaknesses

• CWE-770: CWE-770 Allocation of Resources Without Limits or Throttling

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

CVE Program Container

Additional References

• https://httpd.apache.org/security/vulnerabilities_24.html
• https://www.openwall.com/lists/oss-security/2024/04/03/16
• http://www.openwall.com/lists/oss-security/2024/04/04/4
• https://support.apple.com/kb/HT214119
• http://seclists.org/fulldisclosure/2024/Jul/18
• https://lists.debian.org/debian-lts-announce/2024/05/msg00013.html
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MIUBKSCJGPJ6M2U63V6BKFDF725ODLG7/
• https://security.netapp.com/advisory/ntap-20240415-0013/
• https://www.kb.cert.org/vuls/id/421644
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FO73U3SLBYFGIW2YKXOK7RI4D6DJSZ2B/

References

• https://httpd.apache.org/security/vulnerabilities_24.html
• https://www.openwall.com/lists/oss-security/2024/04/03/16
• http://www.openwall.com/lists/oss-security/2024/04/04/4
• https://support.apple.com/kb/HT214119
• http://seclists.org/fulldisclosure/2024/Jul/18

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