#VU61810 Inconsistent interpretation of HTTP requests in Netty
Vulnerability identifier: #VU61810
Vulnerability risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-444
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Netty
Universal components / Libraries /
Libraries used by multiple products
Vendor: Netty project
Description
The vulnerability allows a remote attacker to preform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests when processing control chars present at the beginning / end of the header name. 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
Netty: 4.1.0 - 4.1.70
External links
http://github.com/netty/netty/security/advisories/GHSA-wx5j-54mm-rqqq
http://github.com/netty/netty/commit/07aa6b5938a8b6ed7a6586e066400e2643897323
http://security.netapp.com/advisory/ntap-20220107-0003/
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.
