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Insecure file upload - DLL Injection

Description

The application does not properly validate the DLL files, allowing the injection of malicious DLLS

Impact

Inject backdoors, virus, or other types of malicious files into the application

Recommendation

  • Verify with an antivirus that the imported DLLs do not contain virus, backdoors or potentially harmful information
  • Define a white-list of allowed DLLs and their respective integrity hashes

Threat

Anonymous attacker from local machine

Expected Remediation Time

⌚ 20 minutes.

Score

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

Base

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

Temporal

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

Result

  • Vector string: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:U/RC:C
  • Score:
    • Base: 4.0
    • Temporal: 3.8
  • Severity:
    • Base: Medium
    • Temporal: Low

Score 4.0

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

Base 4.0

  • Attack vector: L
  • Attack complexity: L
  • Attack Requirements: N
  • Privileges required: N
  • User interaction: N
  • Confidentiality (VC): N
  • 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:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
  • Score:
    • CVSS-BT: 2.0
  • Severity:
    • CVSS-BT: Low

Requirements

Fixes

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