wpa_supplicant: local configuration update allows privilege escalation
Published May 9, 2016
7.8
HIGHCVSS 3.0
EPSS 0.26%
Description
wpa_supplicant 0.4.0 through 2.5 does not reject \n and \r characters in passphrase parameters, which allows local users to trigger arbitrary library loading and consequently gain privileges, or cause a denial of service (daemon outage), via a crafted (1) SET, (2) SET_CRED, or (3) SET_NETWORK command.
Affected products
No data.
No data.
Red Hat Enterprise Linux 5
wpa_supplicant
Will not fix
Red Hat Enterprise Linux 6
wpa_supplicant
Will not fix
Red Hat Enterprise Linux 7
wpa_supplicant
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | wpa_supplicant | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | wpa_supplicant | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | wpa_supplicant | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.26% (0.00255) | 15.51th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.26% (0.00255) | 16.62th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.03% (0.00035) | 6.85th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00064) | 30.12th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.06% (0.00064) | 28.21th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00064) | 26.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (8)
- http://source.android.com/security/bulletin/2016-05-01.html x_refsource_CONFIRMVendor Advisory
- http://w1.fi/security/2016-1/
- http://www.openwall.com/lists/oss-security/2016/05/03/12 mailing-listx_refsource_MLIST
- http://www.ubuntu.com/usn/USN-3455-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2016-4477 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1332423 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-4477
- https://www.cve.org/CVERecord?id=CVE-2016-4477
| Link | Providers | Tags |
|---|---|---|
| http://source.android.com/security/bulletin/2016-05-01.html | x_refsource_CONFIRMVendor Advisory | |
| http://w1.fi/security/2016-1/ | ||
| http://www.openwall.com/lists/oss-security/2016/05/03/12 | mailing-listx_refsource_MLIST | |
| http://www.ubuntu.com/usn/USN-3455-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://access.redhat.com/security/cve/CVE-2016-4477 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1332423 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-4477 | ||
| https://www.cve.org/CVERecord?id=CVE-2016-4477 |
Change history (0)
No recorded changes yet.