Is CVE-2021-39125 in the CISA KEV catalog?

No. CVE-2021-39125 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-39125?

CVE-2021-39125 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2021-39125?

CVE-2021-39125 has an EPSS score of 1.36% (68th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-39125?

Upgrade Jira Software Long Term Support to 8.5.10 or later.

CVE & CISA-KEV Catalog

CVE-2021-39125

MEDIUM

5.3

CVSS v3

NVD

Description

Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to discover the usernames of users via an enumeration vulnerability in the password reset page. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.

How to fix

Remediation Available

Jira Software Long Term SupportWindows application

Affected:8.5.10Fixed in:8.5.10Atlassian

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

1.36%probability of exploitation in 30 days

68thpercentile

Moderate risk: more likely to be exploited than 68% of all known CVEs.

References

Vendor Advisory1

jira.atlassian.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.