[Japanese]

JVNDB-2023-000101

web2py vulnerable to OS command injection

Overview

web2py web application framework contains an OS command injection vulnerability (CWE-78).

Masashi Yamane of LAC Co., Ltd. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 8.1 (High) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
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


web2py
  • web2py 2.24.1 and earlier

Impact

When web2py is configured to use notifySendHandler for logging (not the default configuration), a crafted web request may execute an arbitrary OS command on the web server using the product.
Solution

[Update the Software]
Update the software to the latest version according to the information provided by the developer.
Vendor Information

web2py
CWE (What is CWE?)

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

  1. CVE-2023-45158
References

  1. JVN : JVN#80476432
  2. National Vulnerability Database (NVD) : CVE-2023-45158
Revision History

  • [2023/10/16]
      Web page was published
  • [2024/05/22]
      References : Content was added

Date Public2023/10/16
Date First Published2023/10/16
Date Last Updated2024/05/22