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Server side template injection

Description​

The application allows injecting malicious entries into a server-side command template. This vulnerability occurs when an attacker can use the template's template syntax to inject a malicious payload into a template, which is then executed on the server side.

Impact​

  • Execute commands remotely - View the contents of sensitive files stored on the server. - Obtain sensitive information. - Read system files. - Cause strange behavior on the server.

Recommendation​

Properly sanitize user-controlled inputs. Encourage the use of sandboxing.

Threat​

Unauthenticated attacker from the Internet.

Expected Remediation Time​

⌚ 1440 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: C
  • Confidentiality: L
  • Integrity: L
  • Availability: N

Temporal​

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

Result​

  • Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:H/RL:U/RC:C
  • Score:
    • Base: 7.2
    • Temporal: 7.2
  • Severity:
    • Base: High
    • Temporal: High

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): L
  • Availability (VA): N
  • Confidentiality (SC): L
  • Integrity (SI): L
  • Availability (SA): L

Threat 4.0​

  • Exploit maturity: A

Result 4.0​

  • Vector string: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:L/E:A
  • Score:
    • CVSS-BT: 6.9
  • Severity:
    • CVSS-BT: Medium

Requirements​

Fixes​

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