SB2021100631 - Ubuntu update for python-bottle
Published: October 6, 2021
Security Bulletin ID
SB2021100631
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Inconsistent interpretation of HTTP requests (CVE-ID: CVE-2020-28473)
The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.
The vulnerability exists due to the usage of a vector called parameter cloaking. A remote attacker can trick the victim into opening a specially crafted HTTP request, smuggle arbitrary HTTP headers and cause a difference in the interpretation of the request between the proxy (running with default configuration) and the server.
Remediation
Install update from vendor's website.