CVE-2020-14177
CVE-2020-14177 is a medium-severity vulnerability in Atlassian Jira Server with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.0
- EPSS exploit prediction: 2% (81st percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Atlassian Jira Server
- Published:
- Last modified:
Description
Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Regex-based Denial of Service (DoS) vulnerability in JQL version searching. The affected versions are before version 7.13.16; from version 7.14.0 before 8.5.7; from version 8.6.0 before 8.10.2; and from version 8.11.0 before 8.11.1.
Frequently asked questions
- What is CVE-2020-14177?
- Affected versions of Atlassian Jira Server and Data Center allow remote attackers to impact the application's availability via a Regex-based Denial of Service (DoS) vulnerability in JQL version searching. The affected versions are before version 7.13.16; from version 7.14.0 before 8.5.7; from version 8.6.0 before 8.10.2; and from version 8.11.0 before 8.11.1.
- How severe is CVE-2020-14177?
- CVE-2020-14177 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-14177 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-14177?
- CVE-2020-14177 affects Atlassian Jira Server. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-14177?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-14177 published?
- CVE-2020-14177 was published on 2020-09-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*
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