WebProxy vulnerable to OS command injection


WebProxy <http://www.ln-lab.net/> provided by LunarNight Laboratory (according to the original report submitted by the reporter) is software to build a proxy server. WebProxy contains an OS command injection vulnerability (CWE-78).

During the meeting of Committee for authorizing the disclosure of unresolved vulnerabilities held on December 20, 2023, it was judged that an advisory for this vulnerability shall be disclosed since all the criteria and conditions described below which are stated in Standards for Handling Vulnerability related Information of Software Products and Other and Information Security Early Warning Partnership Guideline have been satisfied.

1. The developer of the product is unreachable
2. Existence of vulnerability has been verified
3. Not disclosing this case may result in the risk that product users will have no means to know
4. There are no particular reasons that would make disclosure inappropriate
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.3 (High) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: Low
CVSS V2 Severity:
Base Metrics 6.8 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
Affected Products

LunarNight Laboratory
  • WebProxy version 1.7.8

The above is the software product name and version that has been reported.

An arbitrary OS command may be executed with the privilege of the running web server.

[Consider stop using WebProxy version 1.7.8 and 1.7.9]
Since the developer was unreachable, existence of any mitigations is unknown.
Vendor Information

CWE (What is CWE?)

  1. OS Command Injection(CWE-78) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2024-28033

  1. JVN : JVN#22376992
Revision History

  • [2024/03/26]
      Web page was published