7.5

CVE-2020-15115: etcd-io etcd Weak Password Requirements

CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2020-15115DEBIAN-CVE-2020-15115GHSA-4993-m7g5-r9hh
Published 06-08-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-15115 is a high (CVSS 7.5) Weak Password Requirements vulnerability in etcd-io etcd. EPSS estimates a 1.34% chance of exploitation in the next 30 days, higher than 70.8% 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
1.34%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
RHSA-2021:0916

Timeline

  1. 06-08-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

etcd before versions 3.3.23 and 3.4.10 does not perform any password length validation, which allows for very short passwords, such as those with a length of one. This may allow an attacker to guess or brute-force users' passwords with little computational effort.

CVSS metrics

6 scores · 5 sources · 2 versions

EPSS trend

Probability

1.34%

Chance of exploitation in the next 30 days

Percentile

71%

Versus all other CVEs

30-day change

0.00 pp

From 1.34% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.34%

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
  • etcd< 3.3.25+dfsg-5
Etcd-io1 product
  • etcd< 3.3.23 | < 3.4.10
Fedoraproject1 product
Go.etcd.io/etcd/client1 product
  • v3≥ 3.4.0, < 3.4.10 | < 3.3.23
Redhat1 product
  • etcd≥ 3.3.0, < 3.3.23 | ≥ 3.4.0, < 3.4.10
Ubuntu1 product
  • etcdAll versions (No fix recorded)

6 vendors · 6 products

References

8 links