HTTP Request Smuggling Affecting aiohttp package, versions [,3.10.11)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-AIOHTTP-8383923
- published19 Nov 2024
- disclosed18 Nov 2024
- creditJeppe Bonde Weikop
Introduced: 18 Nov 2024
CVE-2024-52304 (opens in a new tab)How to fix?
Upgrade aiohttp to version 3.10.11 or higher.
Overview
Affected versions of this package are vulnerable to HTTP Request Smuggling due to incorrect parsing of newlines in chunk extensions via the feed_data function. An attacker can bypass firewall or proxy protections by sending specially crafted requests.
Note:
Exploiting this vulnerability is possible when a pure Python version of aiohttp is installed (Without the usual C extensions) or AIOHTTP_NO_EXTENSIONS is enabled.