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PatchSiren cyber security CVE debrief

CVE-2018-18809 TIBCO CVE debrief

CVE-2018-18809 is a directory traversal vulnerability in TIBCO JasperReports Library. CISA added it to the Known Exploited Vulnerabilities catalog on 2022-12-29, which makes it a priority for remediation. The supplied corpus does not include affected version ranges or CVSS scoring, so defenders should use the vendor advisory and NVD record to confirm exposure and patch status.

Vendor
TIBCO
Product
JasperReports
CVSS
CRITICAL 9.9
CISA KEV
Listed
Original CVE published
2022-12-29
Original CVE updated
2022-12-29
Advisory published
2022-12-29
Advisory updated
2022-12-29

Who should care

Organizations running TIBCO JasperReports, especially administrators, vulnerability management teams, and incident responders responsible for externally reachable or broadly deployed reporting services.

Technical summary

The vulnerability is identified by CISA as a directory traversal issue in TIBCO JasperReports Library. CISA's KEV entry indicates it is a known exploited vulnerability and directs organizations to apply vendor updates. The source corpus does not provide exploit mechanics, affected versions, or severity scoring, so validation should be done against the vendor advisory and NVD entry before remediation.

Defensive priority

High. CISA KEV inclusion means this issue should be prioritized for rapid remediation and exposure review over non-KEV findings.

Recommended defensive actions

  • Inventory all TIBCO JasperReports deployments and identify the installed versions.
  • Check the TIBCO security advisory and NVD entry for affected versions and vendor-recommended fixes.
  • Apply the vendor updates or mitigations referenced by the advisory as soon as possible.
  • If immediate patching is not possible, reduce exposure by restricting access to the affected service and monitoring for unusual file access or traversal-related request patterns.
  • Confirm remediation by rescanning and verifying that the vulnerable version is no longer in use.

Evidence notes

The evidence set is limited to the CISA KEV feed entry and official vulnerability records. CISA's entry names the issue as a TIBCO JasperReports Library directory traversal vulnerability and lists the required action as applying updates per vendor instructions. The source-item metadata also cites a TIBCO security advisory dated 2019-03-06 and the NVD record. No CVSS score, exploit details, or affected-version range is provided in the supplied corpus.

Sources and references

Verified primary and authoritative sources

  • CVE-2018-18809 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2018-18809

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2018-18809 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2018-18809

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.