CVE-2022-35920 Improper Limitation of a Pathname to a Restricted Directory in sanic

2022-08-0121:35:27

CWE-22

GitHub_M

www.cve.org

8.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

0.001 Low

EPSS

Percentile

45.5%

JSON

Sanic is an opensource python web server/framework. Affected versions of sanic allow access to lateral directories when using app.static if using encoded %2F URLs. Parent directory traversal is not impacted. Users are advised to upgrade. There is no known workaround for this issue.

CNA Affected

[
  {
    "product": "sanic",
    "vendor": "sanic-org",
    "versions": [
      {
        "status": "affected",
        "version": ">= 22.0.0, < 22.6.1"
      },
      {
        "status": "affected",
        "version": ">= 21.0.0, < 21.12.2"
      },
      {
        "status": "affected",
        "version": "< 20.12.7"
      }
    ]
  }
]