Description

The cookie session doesn't change after a valid login which allow an attacker to hijack the user session by setting the user cookie for one known by the attacker.

Impact

Hijack a valid user session.

Recommendation

Invalidate the anonymous cookie and create a new one after a successful login.

Threat

Anonymous attacker from Internet.

Expected Remediation Time

⌚ 120 minutes.

Score

Default score using CVSS 3.1. It may change depending on the context of the src.

Base

• Attack vector: N
• Attack complexity: L
• Privileges required: N
• User interaction: R
• Scope: U
• Confidentiality: L
• Integrity: L
• Availability: N

Temporal

• Exploit code maturity: P
• Remediation level: X
• Report confidence: X

Result

• Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:X/RC:X
• Score:
• Base: 5.4
• Temporal: 5.1
• Severity:
• Base: Medium
• Temporal: Medium

Score 4.0

Default score using CVSS 4.0. It may change depending on the context of the src.

Base 4.0

• Attack vector: N
• Attack complexity: L
• Attack Requirements: N
• Privileges required: N
• User interaction: P
• Confidentiality (VC): L
• Integrity (VI): L
• Availability (VA): N
• Confidentiality (SC): N
• Integrity (SI): N
• Availability (SA): N

Threat 4.0

• Exploit maturity: P

Result 4.0

• Vector string: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
• Score:
• CVSS-BT: 2.1
• Severity:
• CVSS-BT: Low

Requirements

• 030.Avoid object reutilization

Fixes

• Java
• Elixir
• C-Sharp
• Go
• Ruby
• PHP
• Scala
• Python
• TypeScript

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