PT-2022-20859 · Flask · Flask

Ghost · Published 2022-07-11 · Updated 2022-07-15 · CVE-2022-31585

Positive Technologies (AI Summary)

CVSS v3.1

9.3

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions umeshpatil-dev/Home internet repository through 2020-08-28

Description The issue allows absolute path traversal due to the unsafe use of the Flask send file function. This enables potential access to sensitive files outside the intended directory.

Recommendations For the umeshpatil-dev/Home internet repository through 2020-08-28, consider restricting access to the send file function until a safer implementation is available. As a temporary workaround, limit the use of this function to prevent potential path traversal attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2022-31585

Affected Products

Flask

References · 4

• 🔥 https://github.com/github/securitylab/issues/669#issuecomment-1117265726 · Exploit
• https://osv.dev/vulnerability/CVE-2022-31585 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-31585 · Security Note
• https://t.me/cibsecurity/45883 · Telegram Post