CVE-2019-11581
Atlassian Jira Server and Data Center Server-Side Template Injection Vulnerability
Description
CVE-2019-11581 is a critical-severity remote code execution vulnerability affecting Atlassian Jira Server and Data Center. Atlassian Jira Server and Data Center contain a server-side template injection vulnerability which can allow for remote code execution. CISA has added this vulnerability to its Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. With an EPSS score of 94.32% (99.9th percentile), this vulnerability has a notable probability of exploitation.
KEV Information
CVSS Score
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HOpen in CalculatorCWEs
Affected Products
| Vendor | Product | Version |
|---|---|---|
| atlassian | jira server | >= 4.4, < 7.6.14; >= 7.7.0, < 7.13.5; >= 8.0.0, < 8.0.3; >= 8.1.0, < 8.1.2; >= 8.2.0, < 8.2.3 |
Multiple CVSS Assessments
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://jira.atlassian.com/browse/JRASERVER-69532(Issue Tracking, Vendor Advisory)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11581(US Government Resource)
Weakness Type
CWE-74
This vulnerability is classified under CWE-74. For detailed information about this weakness type, consult the MITRE CWE database.
Learn more: CWE-74
Impact Analysis
CVE-2019-11581 carries a CVSS 3.1 score of 9.8 (CRITICAL), indicating a maximum-severity threat. The vulnerability is exploitable over the network with low attack complexity and requires no authentication. Successful exploitation can severely compromise data confidentiality, and allow unauthorized modification of data and systems, and cause complete service disruption. Organizations running affected Jira Server and Data Center deployments face significant operational risk if this vulnerability remains unpatched.
Exploit Maturity
CVE-2019-11581 is confirmed as actively exploited through its listing in the CISA Known Exploited Vulnerabilities catalog. The EPSS score of 94.32% (99.9th percentile) reflects an exceptionally high probability of exploitation. Federal agencies were required to remediate this vulnerability by 2022-09-07 per CISA's binding operational directive.
Remediation
- Apply vendor patches immediately as mandated by CISA KEV: Apply updates per vendor instructions.
- Verify that all instances of affected products (atlassian jira server >= 4.4, < 7.6.14; >= 7.7.0, < 7.13.5; >= 8.0.0, < 8.0.3; >= 8.1.0, < 8.1.2; >= 8.2.0, < 8.2.3) have been updated to patched versions.
- If immediate patching is not possible, restrict network access to affected systems using firewall rules and network segmentation to limit exposure.
- Monitor systems for indicators of compromise, including unusual process activity, unexpected network connections, and unauthorized configuration changes.
- Review security logs and conduct threat hunting to determine if the vulnerability was exploited prior to patching.
Technical Details
CVE-2019-11581 affects Atlassian Jira Server and Data Center. Atlassian Jira Server and Data Center contain a server-side template injection vulnerability which can allow for remote code execution. The attack vector is network-based, meaning an attacker can exploit this vulnerability remotely without physical access to the target system. The maximum CVSS score of 9.8 reflects the combination of easy exploitability and severe impact across confidentiality, integrity, and availability.
Frequently Asked Questions
Is CVE-2019-11581 being actively exploited?
Yes. CVE-2019-11581 is listed in the CISA Known Exploited Vulnerabilities catalog, confirming active exploitation. The EPSS score of 94.32% (99.9th percentile) further indicates a very high exploitation probability.
What products are affected by CVE-2019-11581?
CVE-2019-11581 affects Atlassian Jira Server and Data Center. Specifically affected products include: atlassian jira server (>= 4.4, < 7.6.14; >= 7.7.0, < 7.13.5; >= 8.0.0, < 8.0.3; >= 8.1.0, < 8.1.2; >= 8.2.0, < 8.2.3).
How do I fix CVE-2019-11581?
Apply updates per vendor instructions. Ensure all affected systems are updated to the latest patched versions. If patching is not immediately possible, implement network-level mitigations to limit exposure.
How severe is CVE-2019-11581?
CVE-2019-11581 has a CVSS 3.1 score of 9.8 (CRITICAL). This is a critical-severity vulnerability that requires immediate attention and remediation.
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