CVE-2019-17055

LOW EPSS 41.4%

Published Oct 1, 20196y ago · Modified Jun 17, 20262w ago

3.3 CVSS 3.1

Low

Published Oct 1, 2019 6y ago

Last Modified Jun 17, 2026 2w ago

Description

base_sock_create in drivers/isdn/mISDN/socket.c in the AF_ISDN 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-b91ee4aa2a21.

CVSS Details

Base Score

3.3

Exploitability

1.8

Impact

1.4

Vector string

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

Attack Vector Local

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Unchanged

Confidentiality None

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

41.4% percentile

Exploit & Patch Status

No Known Exploit

Patch Available

Weaknesses 1

CWE-862 Missing Authorization Authorization

Affected Products 12

Vendor	Product	Version	Range
linux	linux_kernel	*	≤5.3.2
debian	debian_linux	8.0	any
fedoraproject	fedora	29	any
canonical	ubuntu_linux	14.04	any
canonical	ubuntu_linux	16.04	any
canonical	ubuntu_linux	18.04	any
canonical	ubuntu_linux	19.04	any
opensuse	leap	15.0	any
opensuse	leap	15.1	any
redhat	enterprise_linux_desktop	6.0	any
redhat	enterprise_linux_server	6.0	any
redhat	enterprise_linux_workstation	6.0	any

References 15

lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html

Mailing ListThird Party Advisory
lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00039.html

Mailing ListThird Party Advisory
packetstormsecurity.com http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html

Third Party AdvisoryVDB Entry
access.redhat.com https://access.redhat.com/errata/RHSA-2020:0790

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

PatchVendor Advisory
git.kernel.org https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b91ee4aa2a2199ba4d4650706c272985a5a32d80

PatchVendor Advisory
lists.debian.org https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html

Mailing ListThird Party Advisory
lists.debian.org https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

Mailing ListThird Party Advisory
lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6JNEWGIK7QA24OIUUL67QZNJN52NB7T/
seclists.org https://seclists.org/bugtraq/2019/Nov/11

Mailing ListThird Party Advisory
usn.ubuntu.com https://usn.ubuntu.com/4184-1/

Third Party Advisory
usn.ubuntu.com https://usn.ubuntu.com/4185-1/

Third Party Advisory
usn.ubuntu.com https://usn.ubuntu.com/4185-2/

Third Party Advisory
usn.ubuntu.com https://usn.ubuntu.com/4186-1/

Third Party Advisory
usn.ubuntu.com https://usn.ubuntu.com/4186-2/

Third Party Advisory

Remediation

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

PatchVendor Advisory
git.kernel.org https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b91ee4aa2a2199ba4d4650706c272985a5a32d80

PatchVendor Advisory