Tyler Technologies Court Case Management Plus allows a remote, unauthenticated attacker to enumerate and access sensitive files using the tiffserver/tssp.aspx 'FN' and 'PN' parameters. This behavior is related to the use of a deprecated version of Aquaforest TIFF Server, possibly 2.x. The vulnerable Aquaforest TIFF Server feature was removed on or around 2023-11-01. Insecure configuration issues in Aquaforest TIFF Server are identified separately as CVE-2023-6352. CVE-2023-6343 is similar to CVE-2020-9323. CVE-2023-6343 is related to or partially caused by CVE-2023-6352.

References

• https://nvd.nist.gov/vuln/detail/CVE-2023-6343
• https://github.com/qwell/disorder-in-the-court/blob/main/README-TylerTechnologies.md
• https://techcrunch.com/2023/11/30/us-court-records-systems-vulnerabilities-exposed-sealed-documents/
• https://www.aquaforest.com/blog/aquaforest-tiff-server-sunsetting
• https://www.aquaforest.com/blog/tiff-server-security-update
• https://www.tylertech.com/solutions/courts-public-safety/courts-justice
• https://www.cisa.gov/news-events/alerts/2023/11/30/multiple-vulnerabilities-affecting-web-based-court-case-and-document-management-systems