Multiple vulnerabilities in aiohttp

Published: 2023-12-04

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-49082 CVE-2023-49081
CWE-ID	CWE-444
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	aiohttp Other software / Other software solutions
Vendor	aio-libs

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU83633

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-49082

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests when processing HTTP request method. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

aiohttp: 0.1 - 3.8.6

External links

http://github.com/aio-libs/aiohttp/security/advisories/GHSA-qvrw-v9rv-5rjx
http://gist.github.com/jnovikov/7f411ae9fe6a9a7804cf162a3bdbb44b

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU83632