UpHeron
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Servers and applications

CVE-2023-6337

HashiCorp Vault and Vault Enterprise 1.12.0 and newer are vulnerable to a denial of service through memory exhaustion of the host when handling large unauthenticated and authenticated HTTP requests from a client. Vault will attempt to map the request to memory, resulting in the exhaustion of available memory on the host, which may cause Vault to crash. Fixed in Vault 1.15.4, 1.14.8, 1.13.12.

Severity
High 7.5
Published
8 Dec 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
1.13.12, 1.14.8, 1.15.4
Sources
NVD

Affected software

SoftwareAffected versions
HashiCorp VaultServers and applications · cpe:a:hashicorp:vault
  • Every version up to 1.12.0
  • From 1.13.0 before 1.13.12
  • From 1.14.0 before 1.14.8
  • From 1.15.0 before 1.15.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-6337
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-6337