High severity7.5NVD Advisory· Published Dec 8, 2023· Updated Jun 17, 2026
CVE-2023-6337
CVE-2023-6337
Description
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/hashicorp/vaultGo | >= 1.15.0, < 1.15.4 | 1.15.4 |
github.com/hashicorp/vaultGo | >= 1.14.0, < 1.14.8 | 1.14.8 |
github.com/hashicorp/vaultGo | >= 1.12.0, < 1.13.12 | 1.13.12 |
Affected products
6- osv-coords2 versions
>= 1.13.0, < 1.13.12+ 1 more
- (no CPE)range: >= 1.13.0, < 1.13.12
- (no CPE)range: >= 1.15.0, < 1.15.4
- Range: 1.12.0
Patches
Vulnerability mechanics
References
6- discuss.hashicorp.com/t/hcsec-2023-34-vault-vulnerable-to-denial-of-service-through-memory-exhaustion-when-handling-large-http-requests/60741nvdVendor AdvisoryWEB
- github.com/advisories/GHSA-6p62-6cg9-f5f5ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-6337ghsaADVISORY
- github.com/hashicorp/vault/pull/24354ghsaWEB
- security.netapp.com/advisory/ntap-20240112-0006ghsaWEB
- security.netapp.com/advisory/ntap-20240112-0006/nvd
News mentions
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