Vulnerability Monitor

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CVE-2015-4142

Integer underflow in the WMM Action frame parser in hostapd 0.5.5 through 2.4 and wpa_supplicant 0.7.0 through 2.4, when used for AP mode MLME/SME functionality, allows remote attackers to cause a denial of service (crash) via a crafted frame, which triggers an out-of-bounds read.

Security Impact Summary

CVE-2015-4142 is a security vulnerability that . Impacting 7 products from w1.fi, from redhat, from redhat and 4 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-06-15T15:59:06.850

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	w1.fi	wpa_supplicant	0.7.0	Yes
Application	w1.fi	wpa_supplicant	0.7.1	Yes
Application	w1.fi	wpa_supplicant	0.7.2	Yes
Application	w1.fi	wpa_supplicant	0.7.3	Yes
Application	w1.fi	wpa_supplicant	1.0	Yes
Application	w1.fi	wpa_supplicant	1.1	Yes
Application	w1.fi	wpa_supplicant	2.0	Yes
Application	w1.fi	wpa_supplicant	2.1	Yes
Application	w1.fi	wpa_supplicant	2.2	Yes
Application	w1.fi	wpa_supplicant	2.3	Yes
Application	w1.fi	wpa_supplicant	2.4	Yes
Operating System	redhat	enterprise_linux_desktop	6.0	Yes
Operating System	redhat	enterprise_linux_hpc_node	6.0	Yes
Operating System	redhat	enterprise_linux_server	6.0	Yes
Operating System	redhat	enterprise_linux_workstation	6.0	Yes
Application	w1.fi	hostapd	0.7.0	Yes
Application	w1.fi	hostapd	0.7.1	Yes
Application	w1.fi	hostapd	0.7.2	Yes
Application	w1.fi	hostapd	0.7.3	Yes
Application	w1.fi	hostapd	1.0	Yes
Application	w1.fi	hostapd	1.1	Yes
Application	w1.fi	hostapd	2.0	Yes
Application	w1.fi	hostapd	2.1	Yes
Application	w1.fi	hostapd	2.2	Yes
Application	w1.fi	hostapd	2.3	Yes
Application	w1.fi	hostapd	2.4	Yes
Operating System	opensuse	opensuse	13.1	Yes
Operating System	opensuse	opensuse	13.2	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171401.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172608.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172655.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2015-1090.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2015-1439.html ([email protected])
http://seclists.org/fulldisclosure/2022/May/34 ([email protected])
http://w1.fi/security/2015-3/integer-underflow-in-ap-mode-wmm-action-frame.txt Vendor Advisory ([email protected])
http://www.debian.org/security/2015/dsa-3397 ([email protected])
http://www.openwall.com/lists/oss-security/2015/05/09/5 ([email protected])
http://www.openwall.com/lists/oss-security/2015/05/31/6 ([email protected])
http://www.securitytracker.com/id/1032625 ([email protected])
http://www.ubuntu.com/usn/USN-2650-1 ([email protected])
https://security.gentoo.org/glsa/201606-17 Third Party Advisory ([email protected])
https://support.apple.com/kb/HT213258 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171401.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172608.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172655.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2015-1090.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2015-1439.html (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2022/May/34 (af854a3a-2127-422b-91ae-364da2661108)
http://w1.fi/security/2015-3/integer-underflow-in-ap-mode-wmm-action-frame.txt Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2015/dsa-3397 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/05/09/5 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/05/31/6 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1032625 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2650-1 (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201606-17 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT213258 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For w1.fi's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.