CVE-2020-26088

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 v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/torvalds/linux/commit/26896f01467a28651f7a536143fe5ac8449d4041	Patch Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.2	Patch Release Notes Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/4578-1/	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR	cpe:2.3:o:opensuse:leap:15.1:::::::*
	cpe:2.3:o:opensuse:leap:15.2:::::::*

Configuration 4 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::

Information

Published : 2020-09-24 08:15

Updated : 2022-04-27 11:48

NVD link : CVE-2020-26088

Mitre link : CVE-2020-26088

JSON object : View

CWE

CWE-276

Incorrect Default Permissions

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Products Affected

debian

debian_linux

canonical

ubuntu_linux

linux

linux_kernel

opensuse

leap

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