#VU32295 Buffer overflow in hostapd - CVE-2015-4142
Published: June 15, 2015 / Updated: July 28, 2020
Vulnerability identifier: #VU32295
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-4142
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
hostapd
hostapd
Software vendor:
Jouni Malinen
Jouni Malinen
Description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
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.
Remediation
Install update from vendor's website.
External links
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171401.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172608.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172655.html
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html
- http://rhn.redhat.com/errata/RHSA-2015-1090.html
- http://rhn.redhat.com/errata/RHSA-2015-1439.html
- http://w1.fi/security/2015-3/integer-underflow-in-ap-mode-wmm-action-frame.txt
- http://www.debian.org/security/2015/dsa-3397
- http://www.openwall.com/lists/oss-security/2015/05/09/5
- http://www.openwall.com/lists/oss-security/2015/05/31/6
- http://www.securitytracker.com/id/1032625
- http://www.ubuntu.com/usn/USN-2650-1
- https://security.gentoo.org/glsa/201606-17