Vulnerability · Published Oct 8, 2021 · Assigned by mitre
CVE-2021-41802
Low 2.9
In plain English
A low-severity security flaw in the github.com/hashicorp/vault package (Go). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)2.9Low
Exploit odds (30 days)0.6%top 50.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
HashiCorp Vault and Vault Enterprise through 1.7.4 and 1.8.3 allowed a user with write permission to an entity alias ID sharing a mount accessor with another user to acquire this other user’s policies by merging their identities. Fixed in Vault and Vault Enterprise 1.7.5 and 1.8.4.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/hashicorp/vault | 1.7.5 | GHSA-qv95-g3gm-x542 |
| Go | github.com/hashicorp/vault | 1.8.4 | GHSA-qv95-g3gm-x542 |
| Go | github.com/hashicorp/vault | 1.7.5, 1.8.4 | GO-2022-0618 |
Affected products (as reported)
References
- https://discuss.hashicorp.com/t/hcsec-2021-27-vault-merging-multiple-entity-aliases-for-the-same-mount-may-allow-privilege-escalation/ x_refsource_MISC
- GLSA-202207-01 vendor-advisory, x_refsource_GENTOO