CVE-2018-16495

In VOS user session identifier (authentication token) is issued to the browser prior to authentication but is not changed after the user successfully logs into the application. Failing to issue a new session ID following a successful login introduces the possibility for an attacker to set up a trap session on the device the victim is likely to login with.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
hackeroneCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
VendorProductVersion
versa-networksversa_operating_system
𝑥
< 16.1r2s11
versa-networksversa_operating_system
20.2.0 ≤
𝑥
< 20.2.2
versa-networksversa_operating_system
21.1.0 ≤
𝑥
< 21.1.1
𝑥
= Vulnerable software versions