SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-30236

Shearwater SecurEnvoy SecurAccess Enrol before 9.4.515 allows authentication through only a six-digit TOTP code (skipping a password check) if an HTTP POST request contains a SESSION parameter.

HIGH 8.6EPSS 0.35%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Shearwater SecurEnvoy SecurAccess Enrol before 9.4.515 allows authentication through only a six-digit TOTP code (skipping a password check) if an HTTP POST request contains a SESSION parameter.

CVSS 3.1
8.6 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
EPSS
0.35% probability · 28th percentile
CISA KEV
Not listed
Weakness
CWE-472
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.