How severe is CVE-2022-40630?

CVE-2022-40630 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-40630 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40630?

CVE-2022-40630 primarily affects Tacitine En6200-prime Quad-35 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40630?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-40630 published?

CVE-2022-40630 was published on 2022-09-23 and last updated on 2026-06-17.

CVE-2022-40630

CVE-2022-40630 is a medium-severity vulnerability in Tacitine En6200-prime Quad-35 Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-384.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-384
Affected product: Tacitine En6200-prime Quad-35 Firmware
Published: 2022-09-23
Last modified: 2026-06-17

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 improper session management 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 perform session fixation on the targeted device.

Frequently asked questions

What is CVE-2022-40630?: 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 improper session management 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 perform session fixation on the targeted device.
How severe is CVE-2022-40630?: CVE-2022-40630 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-40630 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40630?: CVE-2022-40630 primarily affects Tacitine En6200-prime Quad-35 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-40630?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-40630 published?: CVE-2022-40630 was published on 2022-09-23 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:tacitine:en6200-prime_quad-35_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tacitine:en6200-prime_quad-100_firmware:*:*:*:*:*:*:*:*

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CVE-2022-40628 — Critical (CVSS 9.8): This vulnerability exists in Tacitine Firewall, all versions of EN6200-PRIME QUAD-35 and EN6200-PRIME QUAD-100 between…
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