Improper input validation in Aiohttp
CVE-2023-49081
aiohttp is an asynchronous HTTP client/server framework for asyncio and Python. Improper validation made it possible for an attacker to modify the HTTP request (e.g. to insert a new header) or create a new HTTP request if the attacker controls the HTTP version. The vulnerability only occurs if the attacker can control the HTTP version of the request. This issue has been patched in version 3.9.0.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.009 (55.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Aiohttp
- Aio-libs Aiohttp — versions < 3.9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-49081?
- CVE-2023-49081 is a high-severity vulnerability in Aiohttp, classified under Improper Input Validation. CVSS score: 7.2/10. Published 2023-11-30.
- How severe is CVE-2023-49081?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2023-49081 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.