CVE-2015-4146

The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.

CVSS v2.0 5.0 MEDIUM

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html	Third Party Advisory
http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt	Vendor Advisory
http://w1.fi/security/2015-4/0005-EAP-pwd-peer-Fix-asymmetric-fragmentation-behavior.patch
http://www.openwall.com/lists/oss-security/2015/05/09/6
http://www.openwall.com/lists/oss-security/2015/05/31/6
https://security.gentoo.org/glsa/201606-17	Third Party Advisory
http://www.debian.org/security/2015/dsa-3397
http://www.ubuntu.com/usn/USN-2650-1

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:w1.fi:wpa_supplicant:2.0:::::::*
	cpe:2.3:a:w1.fi:wpa_supplicant:2.1:::::::*
	cpe:2.3:a:w1.fi:wpa_supplicant:2.2:::::::*
	cpe:2.3:a:w1.fi:wpa_supplicant:2.3:::::::*
	cpe:2.3:a:w1.fi:wpa_supplicant:1.1:::::::*
	cpe:2.3:a:w1.fi:wpa_supplicant:1.0:::::::*
	cpe:2.3:a:w1.fi:wpa_supplicant:2.4:::::::*

Configuration 2 (hide)

OR	cpe:2.3:a:w1.fi:hostapd:2.1:::::::*
	cpe:2.3:a:w1.fi:hostapd:2.2:::::::*
	cpe:2.3:a:w1.fi:hostapd:1.1:::::::*
	cpe:2.3:a:w1.fi:hostapd:1.0:::::::*
	cpe:2.3:a:w1.fi:hostapd:2.0:::::::*
	cpe:2.3:a:w1.fi:hostapd:2.3:::::::*
	cpe:2.3:a:w1.fi:hostapd:2.4:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:opensuse:opensuse:13.2:::::::*
	cpe:2.3:o:opensuse:opensuse:13.1:::::::*

Information

Published : 2015-06-15 08:59

Updated : 2018-10-30 09:27

NVD link : CVE-2015-4146

Mitre link : CVE-2015-4146

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

w1.fi

wpa_supplicant
hostapd

opensuse

opensuse

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