7.5

CVE-2022-34038: etcd Out-of-bounds Write

CVSS: 7.5v3.1HighModified
AliasesDEBIAN-CVE-2022-34038GHSA-65rp-cv85-263x
Published 22-08-2023Last modified 03-10-2024
Open JSON

Vulnerability summary

CVE-2022-34038 is a high (CVSS 7.5) Out-of-bounds Write vulnerability in etcd. EPSS estimates a 1.75% chance of exploitation in the next 30 days, higher than 77.5% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
1.75%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 22-08-2023
    PublishedVulnerability first disclosed.
  2. 03-10-2024
    Last modifiedVulnerability information updated.

Description

Etcd v3.5.4 allows remote attackers to cause a denial of service via function PageWriter.write in pagewriter.go. NOTE: the vendor's position is that this is not a vulnerability.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

1.75%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

0.00 pp

From 1.75% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.75%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • etcdAll versions (No fix recorded)
Etcd1 product
Go.etcd.io/etcd1 product
  • v3< 3.5.5

3 vendors · 3 products

References

9 links