Is CVE-2021-39116 in the CISA KEV catalog?

No. CVE-2021-39116 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-39116?

CVE-2021-39116 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-39116?

CVE-2021-39116 has an EPSS score of 1.07% (61th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-39116?

Upgrade jira data center to 8.19.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-39116

MEDIUM

5.5

CVSS v3

NVD

Description

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the GIF Image Reader component. The affected versions are before version 8.13.14, and from version 8.14.0 before 8.19.0.

How to fix

Remediation Available

jira data centerNVD

Affected:>= 8.14.0, < 8.19.0Fixed in:8.19.0CVE-2021-39116derived from NVD

jira serverNVD

Affected:>= 8.14.0, < 8.19.0Fixed in:8.19.0CVE-2021-39116derived from NVD

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.07%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Patch1

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.