CVE-2016-4476

moderate-risk
Published 2016-05-09

hostapd 0.6.7 through 2.5 and wpa_supplicant 0.6.7 through 2.5 do not reject \n and \r characters in passphrase parameters, which allows remote attackers to cause a denial of service (daemon outage) via a crafted WPS operation.

Do I need to act?

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0.61% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (5)

Affected Vendors

W1.Fi Canonical

References (4)

Mailing List http://www.openwall.com/lists/oss-security/2016/05/03/12
Third Party Advisory http://www.ubuntu.com/usn/USN-3455-1
Mailing List http://www.openwall.com/lists/oss-security/2016/05/03/12
Third Party Advisory http://www.ubuntu.com/usn/USN-3455-1
40
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 2/34 · Minimal
Exposure 12/34 · Low