Vulnerability Details CVE-2015-4141
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.015
EPSS Ranking 80.0%
CVSS Severity
CVSS v2 Score 4.3
References
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html
- http://w1.fi/security/2015-2/wps-upnp-http-chunked-transfer-encoding.txt
- http://www.debian.org/security/2015/dsa-3397
- http://www.openwall.com/lists/oss-security/2015/05/09/4
- http://www.openwall.com/lists/oss-security/2015/05/31/6
- http://www.ubuntu.com/usn/USN-2650-1
- https://security.gentoo.org/glsa/201606-17
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html
- http://w1.fi/security/2015-2/wps-upnp-http-chunked-transfer-encoding.txt
- http://www.debian.org/security/2015/dsa-3397
- http://www.openwall.com/lists/oss-security/2015/05/09/4
- http://www.openwall.com/lists/oss-security/2015/05/31/6
- http://www.ubuntu.com/usn/USN-2650-1
- https://security.gentoo.org/glsa/201606-17
Products affected by CVE-2015-4141
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cpe:2.3:a:w1.fi:hostapd:0.7.0
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cpe:2.3:a:w1.fi:hostapd:0.7.1
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cpe:2.3:a:w1.fi:hostapd:0.7.2
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cpe:2.3:a:w1.fi:hostapd:0.7.3
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cpe:2.3:a:w1.fi:hostapd:1.0
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cpe:2.3:a:w1.fi:hostapd:1.1
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cpe:2.3:a:w1.fi:hostapd:2.0
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cpe:2.3:a:w1.fi:hostapd:2.1
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cpe:2.3:a:w1.fi:hostapd:2.2
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cpe:2.3:a:w1.fi:hostapd:2.3
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cpe:2.3:a:w1.fi:hostapd:2.4
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cpe:2.3:a:w1.fi:wpa_supplicant:0.7.0
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cpe:2.3:a:w1.fi:wpa_supplicant:0.7.1
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cpe:2.3:a:w1.fi:wpa_supplicant:0.7.2
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cpe:2.3:a:w1.fi:wpa_supplicant:0.7.3
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cpe:2.3:a:w1.fi:wpa_supplicant:1.0
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cpe:2.3:a:w1.fi:wpa_supplicant:1.1
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cpe:2.3:a:w1.fi:wpa_supplicant:2.0
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cpe:2.3:a:w1.fi:wpa_supplicant:2.1
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cpe:2.3:a:w1.fi:wpa_supplicant:2.2
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cpe:2.3:a:w1.fi:wpa_supplicant:2.3
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cpe:2.3:a:w1.fi:wpa_supplicant:2.4
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cpe:2.3:o:opensuse:opensuse:13.1
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cpe:2.3:o:opensuse:opensuse:13.2