Description

It is possible to obtain technical information such as:
- System component versions (HTTP headers, service banner, etc.)
- Specific information about the configuration of server components (php.ini, web.config)

Impact

Obtain technical information to create new attack vectors.

Recommendation

- Eliminate the services banner with information leakage.
- Verify that HTTP headers do not display any name or version.

Threat

Anonymous attacker from the Internet.

Expected Remediation Time

⌚ 60 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: N
• Scope: U
• Confidentiality: L
• Integrity: N
• Availability: N

Temporal

• Exploit code maturity: U
• Remediation level: U
• Report confidence: C

Result

• Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C
• Score:
• Base: 5.3
• Temporal: 4.9
• 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: N
• Confidentiality (VC): L
• Integrity (VI): N
• Availability (VA): N
• Confidentiality (SC): N
• Integrity (SI): N
• Availability (SA): N

Threat 4.0

• Exploit maturity: U

Result 4.0

• Vector string: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U
• Score:
• CVSS-BT: 2.7
• Severity:
• CVSS-BT: Low

Requirements

• 077.Avoid disclosing technical information
• 176.Restrict system objects

Fixes

• Java
• Elixir
• Go
• Ruby
• PHP
• Scala
• TypeScript

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