8.8

CVE-2021-41805: hashicorp consul Incorrect Authorization

CVSS: 8.8v3.1HighModified
AliasesUBUNTU-CVE-2021-41805
Published 12-12-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-41805 is a high (CVSS 8.8) Incorrect Authorization vulnerability in hashicorp consul. EPSS estimates a 34.79% chance of exploitation in the next 30 days, higher than 98.4% of scored vulnerabilities.

Overall risk
42/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
34.79%
0%100%
High · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 12-12-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4 has Incorrect Access Control. An ACL token (with the default operator:write permissions) in one namespace can be used for unintended privilege escalation in a different namespace.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

34.79%

Chance of exploitation in the next 30 days

Percentile

98%

Versus all other CVEs

30-day change

0.00 pp

From 34.79% on 20-09-2026

20-09-202620-10-2026
EPSS score
34.79%

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

Hashicorp1 product
  • consul≥ 1.7.0, < 1.8.17 | ≥ 1.9.0, < 1.9.11 | ≥ 1.10.0, < 1.10.4
Ubuntu1 product
  • consulAll versions (No fix recorded)

2 vendors · 2 products

References

5 links