5.3

CVE-2020-29453: atlassian data_center

Modified
Published 18-02-2021Last modified 17-09-2024

Vulnerability summary

CVE-2020-29453 is a medium (CVSS 5.3) vulnerability in atlassian data_center. EPSS estimates a 20.27% chance of exploitation in the next 30 days, higher than 97.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.3/10
010
Medium · v3.1 (NVD)
EPSS score
20.27%
0%100%
High · -3.68 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 18-02-2021
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

Description

The CachingResourceDownloadRewriteRule class in Jira Server and Jira Data Center before version 8.5.11, from 8.6.0 before 8.13.3, and from 8.14.0 before 8.15.0 allowed unauthenticated remote attackers to read arbitrary files within WEB-INF and META-INF directories via an incorrect path access check.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

20.27%

Chance of exploitation in the next 30 days

Percentile

97%

Versus all other CVEs

30-day change

Decrease -3.68 pp

From 23.95% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Atlassian3 products
  • data_center≥ 8.5.10, < 8.5.11 | ≥ 8.6.0, < 8.13.3
  • jira_data_center≥ unspecified, < 8.5.11 | ≥ 8.6.0, < unspecified | ≥ unspecified, < 8.13.3 | ≥ 8.14.0, < unspecified | ≥ unspecified, < 8.15.0 | ≥ 8.14.0, < 8.15.0
  • jira_server≥ unspecified, < 8.5.11 | ≥ 8.6.0, < unspecified | ≥ unspecified, < 8.13.3 | ≥ 8.14.0, < unspecified | ≥ unspecified, < 8.15.0 | ≥ 8.5.10, < 8.5.11 | ≥ 8.6.0, < 8.13.3 | ≥ 8.14.0, < 8.15.0

1 vendor · 3 products

References

1 links