CVE-2020-26088Incorrect Default Permissions in Kernel

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 24
Latest updateMay 24

Description

A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c in the Linux kernel before 5.8.2 could be used by local attackers to create raw sockets, bypassing security mechanisms, aka CID-26896f01467a.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

NVDlinux/linux_kernel< 5.8.2
Debianlinux/linux_kernel< 5.7.17-1+3
NVDopensuse/leap15.1, 15.2+1

Also affects: Debian Linux 9.0, Ubuntu Linux 14.04, 16.04, 18.04

Patches

🔴Vulnerability Details

3
GHSA
GHSA-mv8q-jr3c-hxp6: A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock2022-05-24
CVEList
CVE-2020-26088: A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock2020-09-24
OSV
CVE-2020-26088: A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock2020-09-24

📋Vendor Advisories

4
Ubuntu
Linux kernel vulnerabilities2020-10-14
Microsoft
A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c in the Linux kernel before 5.8.2 could be used by local attackers to create raw sockets bypassing security mechanisms aka CID-262020-09-08
Red Hat
kernel: missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c allows local attackers to create raw sockets2020-08-11
Debian
CVE-2020-26088: linux - A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c in the L...2020

💬Community

2
Bugzilla
CVE-2020-26088 kernel: missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c allows local attackers to create raw sockets2020-09-24
Bugzilla
CVE-2020-26088 kernel: missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c allows local attackers to create raw sockets [fedora-all]2020-09-24
CVE-2020-26088 — Incorrect Default Permissions | cvebase