[Japanese]

JVNDB-2023-000056

Starlette vulnerable to directory traversal

Overview

Starlette provided by Encode contains a directory traversal vulnerability (CWE-22).

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 3.7 (Low) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: None
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 4.3 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: None
  • Availability Impact: None
Affected Products


Encode
  • Starlette versions 0.13.5 and later and prior to 0.27.0

Impact

Under certain conditions, a remote attacker may view files in a web service which was built using the product.
Solution

[Update the software]
Update the software according to the information provided by the developer.
The developer has released the following version that addresses the vulnerability.

* Starlette 0.27.0
Vendor Information

Encode
CWE (What is CWE?)

  1. Path Traversal(CWE-22) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2023-29159
References

  1. JVN : JVN#95981715
  2. National Vulnerability Database (NVD) : CVE-2023-29159
Revision History

  • [2023/05/30]
      Web page was published
  • [2024年03月15日]
      参考情報:National Vulnerability Database (NVD) (CVE-2023-29159) を追加
  • [2024/03/19]
      References : Content was added