Vulnerability identifier: #VU86770
Vulnerability risk: Medium
CVSSv3.1: 4.7 [CVSS:3.1/AV:A/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-287
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
iNet wireless daemon (IWD)
Hardware solutions /
Drivers
Vendor: iwd.wiki.kernel.org
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error within the eapol_auth_key_handle() function in eapol.c. A remote attacker can complete the EAPOL handshake by skipping Msg2/4 and instead sending Msg4/4 with an all-zero key and gain unauthorized access to the network.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
iNet wireless daemon (IWD): 0.1 - 2.13
External links
http://www.top10vpn.com/research/wifi-vulnerabilities/
http://git.kernel.org/pub/scm/network/wireless/iwd.git/commit/?id=6415420f1c92012f64063c131480ffcef58e60ca
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.