CVE-2016-4476

mediumpriority · track · 31EPSS 0.029 · 87 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.86% (87th) EPSS

CVSS 5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (6)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
canonical ubuntu linux= 14.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 16.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 17.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
w1.fi hostapd0.6.7 → 2.5nvdUScpe:2.3:a:w1.fi:hostapd:*:*:*:*:*:*:*:*
w1.fi wpa supplicant0.6.7 → 2.5nvdUScpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2016-05-09modified 2026-06-17

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+25188 more

references (7)

External citations — patches, advisories, analysis.

http://w1.fi/security/2016-1/Patchcnnvd
http://www.openwall.com/lists/oss-security/2016/05/03/12 cnnvd
http://www.ubuntu.com/usn/USN-3455-1 cnnvd
http://www.openwall.com/lists/oss-security/2016/05/03/12 enisa_euvd
http://www.ubuntu.com/usn/USN-3455-1 enisa_euvd
http://www.openwall.com/lists/oss-security/2016/05/03/12Mailing ListThird Party Advisorynvd
http://www.ubuntu.com/usn/USN-3455-1Third Party Advisorynvd

scry

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