CVE-2025-13357 Vault Terraform Provider Applied Incorrect Defaults for LDAP Auth Method
Incorrect default settings in the Vault Terraform Provider could allow authentication bypass if the LDAP server permits anonymous binds.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-13357?
CVE-2025-13357 is a high-severity vulnerability in HashiCorp Tooling, published on 21 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Vault’s Terraform Provider incorrectly set the default deny_null_bind parameter for the LDAP auth method to false by default, potentially resulting in an insecure configuration. If the underlying LDAP server allowed anonymous or unauthenticated binds, this could result in authentication bypass. This vulnerability, CVE-2025-13357, is fixed in Vault Terraform Provider v5.5.0.
Weakness: CWE-1188
Which versions are affected by CVE-2025-13357?
3 open source packages ship an affected version, including github.com/hashicorp/terraform-provider-vault. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/hashicorp/terraform-provider-vault Go | All versions | None |
github.com/hashicorp/terraform-provider-vault Go | All versions | 5.5.0 |
github.com/hashicorp/terraform-provider-vault Go | All versions | 5.5.0 |
Products include Hashicorp Terraform Provider.
How do I fix CVE-2025-13357?
Upgrade github.com/hashicorp/terraform-provider-vault to 5.5.0 or later.
Is CVE-2025-13357 being exploited?
There is no known exploitation of CVE-2025-13357 in the wild and no public exploit code.
Other vulnerabilities in HashiCorp Tooling
Sources
Also known as GHSA-gmm6-j2g5-r52m, GO-2025-4152.