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Fencer Vulns
high 7.5

CVE-2021-29653 json

HashiCorp Vault and Vault Enterprise 1.5.1 and newer, under certain circumstances, may exclude revoked but unexpired certificates from the…

published 2021-04-22 5 y ago modified 2026-09-08 2 mo ago also BIT-vault-2021-29653 , EUVD-2021-16127

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

HashiCorp Vault and Vault Enterprise 1.5.1 and newer, under certain circumstances, may exclude revoked but unexpired certificates from the CRL. Fixed in 1.5.8, 1.6.4, and 1.7.1.

Patch / fix

  • bitnami vault 1.5.8, 1.6.4, 1.7.1
  • hashicorp vault 1.5.8, 1.6.4, 1.7.1
  • vault Arch Linux 1.7.1-2

arch linux advisories AVG-1860

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2021-29653 updated cvss 7.5

vault: PKI Engine CRL May Exclude Revoked But Unexpired Certificates After Tidy

  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/logging-loki-rhel8 Red Hat OpenShift Service Mesh 1 servicemesh, servicemesh-mixc, servicemesh-mixs, servicemesh-galley, servicemesh-citadel, servicemesh-istioctl, +3 more Red Hat OpenShift Service Mesh 2.0 servicemesh, servicemesh-mixc, servicemesh-mixs, servicemesh-istioctl, servicemesh-pilot-agent, servicemesh-pilot-discovery Red Hat Advanced Cluster Management for Kubernetes 2 vault Red Hat OpenShift Container Platform 4 openshift4/ose-installer, openshift4/topology-aware-lifecycle-manager-rhel8-operator Red Hat Openshift Container Storage 4 ocs4/cephcsi-rhel8, ocs4/mcg-rhel8-operator, ocs4/ocs-rhel8-operator, ocs4/rook-ceph-rhel8-operator
    +1 more products
    Red Hat Openshift Data Foundation 4 odf4/cephcsi-rhel9, odf4/mcg-rhel9-operator, odf4/ocs-rhel9-operator, odf4/odf-rhel8-operator, odf4/odr-rhel8-operator, odf4/rook-ceph-rhel8-operator, +1 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
bitnami vault
>=1.5.1, <1.5.8
>=1.6.0, <1.6.4
>=1.7.0, <1.7.1
1.5.8
1.6.4
1.7.1

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.