CVE-2019-17056

low

Description

llcp_sock_create in net/nfc/llcp_sock.c in the AF_NFC network module in the Linux kernel through 5.3.2 does not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket, aka CID-3a359798b176.

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00064.html

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0edc3f703f7bcaf550774b5d43ab727bcd0fe06b

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3a359798b176183ef09efb7a3dc59abad1cc7104

https://lists.fedoraproject.org/archives/list/[email protected]/message/U6JNEWGIK7QA24OIUUL67QZNJN52NB7T/

Details

Source: MITRE

Published: 2019-10-01

Updated: 2019-10-25

Type: CWE-276

Risk Information

CVSS v2

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 3.3

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Impact Score: 1.4

Exploitability Score: 1.8

Severity: LOW