What’s Vulnerable › Vulnerabilities

CVE-2025-2545: Deprecated 3DES cryptographic algorithm used by Request Tracker in emails encrypted with S/MIME

• Severity: low (CVSS 2.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-05 · updated 2026-06-17
• Weakness: CWE-327

Description

Vulnerability in Best Practical Solutions, LLC's Request Tracker prior to v5.0.8, where the Triple DES (3DES) cryptographic algorithm is used to protect emails sent with S/MIME encryption. Triple DES is considered obsolete and insecure due to its susceptibility to birthday attacks, which could compromise the confidentiality of encrypted messages.

Affected products

• Best Practical Solutions Request Tracker: before 5.0.8 — fixed in 5.0.8

How to fix

Upgrade to a fixed version: Best Practical Solutions Request Tracker 5.0.8. Check the vendor advisory for mitigations.

References

• https://www.incibe.es/en/incibe-cert/notices/aviso/cryptographic-algorithm-not-recommended-request-tracker-best-practical
• https://docs.bestpractical.com/release-notes/rt/4.4.8
• https://docs.bestpractical.com/release-notes/rt/5.0.8
• https://lists.debian.org/debian-lts-announce/2025/05/msg00009.html

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