#VU106025 Information disclosure in hostapd - CVE-2022-37660

Vulnerability identifier: #VU106025

Vulnerability risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-37660

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
hostapd
Server applications / Remote access servers, VPN

Vendor: Jouni Malinen

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the way hostapd handles PKEX associations. A remote attacker can re-use public keys in order to gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

hostapd: 2.0 - 2.10

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External links
https://link.springer.com/article/10.1007/s10207-025-00988-3
https://w1.fi/cgit/hostap/commit/?id=15af83cf1846870873a011ed4d714732f01cd2e4

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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.