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CVE-2022-40629: Sensitive Information Disclosure Vulnerability in Tacitine Firewall

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-23 · updated 2026-06-17
• Weakness: CWE-200

Description

This vulnerability exists in Tacitine Firewall, all versions of EN6200-PRIME QUAD-35 and EN6200-PRIME QUAD-100 between 19.1.1 to 22.20.1 (inclusive), due to insecure design in the Tacitine Firewall web-based management interface. An unauthenticated remote attacker could exploit this vulnerability by sending a specially crafted http request on the targeted device. Successful exploitation of this vulnerability could allow an unauthenticated remote attacker to view sensitive information on the targeted device.

Affected products

• Tacitine En6200-Prime Quad-100 Firmware: from 19.1.1 before 22.21.2 — fixed in 22.21.2
• Tacitine En6200-Prime Quad-35 Firmware: from 19.1.1 before 22.21.2 — fixed in 22.21.2

How to fix

Upgrade to a fixed version: Tacitine En6200-Prime Quad-100 Firmware 22.21.2; Tacitine En6200-Prime Quad-35 Firmware 22.21.2. Check the vendor advisory for mitigations.

References

• https://tacitine.com/newdownload/CVE-2022-40629.pdf
• https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2022-0363
• https://tacitine.com/newdownload/CVE-2022-40629.pdf
• https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01&VLCODE=CIVN-2022-0363

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