4.9

CVE-2020-7021: elastic elasticsearch

CVSS: 4.9v3.1MediumModified
AliasesUBUNTU-CVE-2020-7021GHSA-cqgv-256r-m9r8BIT-elasticsearch-2020-7021
Published 10-02-2021Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-7021 is a medium (CVSS 4.9) vulnerability in elastic elasticsearch. EPSS estimates a 1.47% chance of exploitation in the next 30 days, higher than 73.3% of scored vulnerabilities.

Overall risk
20/100
0100
Low · default modelHow is this calculated?
CVSS score
4.9/10
010
Medium · v3.1 (NVD)
EPSS score
1.47%
0%100%
Low · +0.16 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 10-02-2021
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

Elasticsearch versions before 7.10.0 and 6.8.14 have an information disclosure issue when audit logging and the emit_request_body option is enabled. The Elasticsearch audit log could contain sensitive information such as password hashes or authentication tokens. This could allow an Elasticsearch administrator to view these details.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

1.47%

Chance of exploitation in the next 30 days

Percentile

73%

Versus all other CVEs

30-day change

+0.16 pp

From 1.31% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.47%

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

Elastic1 product
  • elasticsearch< 7.10.0 and 6.8.14 | < 6.8.14 | ≥ 7.0.0, < 7.10.0
Org.elasticsearch1 product
  • elasticsearch< 6.8.14 | ≥ 7.0.0, < 7.10.0
Ubuntu1 product
  • elasticsearchAll versions (No fix recorded)

3 vendors · 3 products

References

7 links