CVE-2023-32082

Name: CVE-2023-32082
Creator: NVD / NIST
Published: 2023-05-11T20:15:09.5+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.74%

Last modified Jun 17, 2026

CVE-2023-32082 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. EPSS estimates a 0.74% chance of exploitation in the next 30 days.

Description

etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.4.26 and 3.5.9, the LeaseTimeToLive API allows access to key names (not value) associated to a lease when `Keys` parameter is true, even a user doesn't have read permission to the keys. The impact is limited to a cluster which enables auth (RBAC). Versions 3.4.26 and 3.5.9 fix this issue. There are no known workarounds.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.74%

50.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Etcd	Etcd	< 3.4.26
Etcd	Etcd	>= 3.5.0, < 3.5.9

References

https://github.com/etcd-io/etcd/blob/main/CHANGELOG/CHANGELOG-3.4.mdRelease Notes
https://github.com/etcd-io/etcd/blob/main/CHANGELOG/CHANGELOG-3.5.mdRelease Notes
https://github.com/etcd-io/etcd/pull/15656Issue Tracking, Patch
https://github.com/etcd-io/etcd/security/advisories/GHSA-3p4g-rcw5-8298Vendor Advisory
https://github.com/etcd-io/etcd/blob/main/CHANGELOG/CHANGELOG-3.4.mdRelease Notes
https://github.com/etcd-io/etcd/blob/main/CHANGELOG/CHANGELOG-3.5.mdRelease Notes
https://github.com/etcd-io/etcd/pull/15656Issue Tracking, Patch
https://github.com/etcd-io/etcd/security/advisories/GHSA-3p4g-rcw5-8298Vendor Advisory

Timeline

Published: May 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-32082?

How severe is CVE-2023-32082?

CVE-2023-32082 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.74% probability of exploitation in the next 30 days.

How do I fix CVE-2023-32082?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-32082?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST