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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (57.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Aiohttp
- Aio-Libs Aiohttp — versions < 3.9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/aio-libs/aiohttp/security/advisories/GHSA-q3qx-c6g2-7pw2 (Exploit, Vendor Advisory)
- github.com/aio-libs/aiohttp/pull/7835/files
- github.com/aio-libs/aiohttp/commit/1e86b777e61cf4eefc7d92fa57fa19dcc676013b
- gist.github.com/jnovikov/184afb593d9c2114d77f508e0ccd508e (Exploit, Third Party Advisory)
- 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.