Heap-based buffer overflow in SUSE products - CVE-2015-4141
Published: June 15, 2015 / Updated: August 4, 2020
Vulnerability identifier: #VU33633
CSH Severity: Medium
CVSS v4.0: 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-2015-4141
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Jouni Malinen
SUSE
SUSE
Affected software:
wpa_supplicant
hostapd
Opensuse
wpa_supplicant
hostapd
Opensuse
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in 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. A remote attacker can use a negative chunk length to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2015-4141
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- 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