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CVE-2015-4141

Good to know:

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Date: June 15, 2015

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.

Language: C

Severity Score

Related Resources (10)

https://nvd.nist.gov/vuln/detail/CVE-2015-4141
http://www.openwall.com/lists/oss-security/2015/05/09/4
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html
http://www.debian.org/security/2015/dsa-3397
https://security.gentoo.org/glsa/201606-17
http://w1.fi/security/2015-2/wps-upnp-http-chunked-transfer-encoding.txt
http://www.ubuntu.com/usn/USN-2650-1
https://security-tracker.debian.org/tracker/CVE-2015-4141
http://www.openwall.com/lists/oss-security/2015/05/31/6
https://www.mend.io/vulnerability-database/CVE-2015-4141

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): ADJACENT_NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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