Public Date:
1221172: CVE-2015-4141 wpa_supplicant and hostapd: WPS UPnP vulnerability with HTTP chunked transfer encoding

The MITRE CVE dictionary describes this issue as:

The WPS UPnP function in hostapd, when using WPS AP, and wpa_supplicant, when using WPS external registrar (ER), 0.7.0 through 2.4 allows remote attackers to cause a denial of service (crash) via a negative chunk length, which triggers an out-of-bounds read or heap-based buffer overflow.

Find out more about CVE-2015-4141 from the MITRE CVE dictionary dictionary and NIST NVD.


Not vulnerable. This issue did not affect the versions of wpa_supplicant as shipped with Red Hat Enterprise Linux versions 5, 6, and 7.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 2.9
Base Metrics AV:A/AC:M/Au:N/C:N/I:N/A:P
Access Vector Adjacent Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 wpa_supplicant Not affected
Red Hat Enterprise Linux 6 wpa_supplicant Not affected
Red Hat Enterprise Linux 5 wpa_supplicant Not affected

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation