Auth bypass in Linux Kernel
CVE-2015-0571
The WLAN (aka Wi-Fi) driver for the Linux kernel 3.x and 4.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, does not verify authorization for private SET IOCTL calls, which allows attackers to gain privileges via a crafted application, related to wlan_hdd_hostapd.c and wlan_hdd_wext.c.
Vulnerability class: Broken Access Control
EPSS: 0.014 (68.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Broken Link)
Frequently asked questions
- What is CVE-2015-0571?
- CVE-2015-0571 is a high-severity vulnerability in Linux Kernel, classified under Missing Authorization. CVSS score: 7.8/10. Published 2016-05-09.
- How severe is CVE-2015-0571?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2015-0571 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.