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CVE-2017-17807

Description

The KEYS subsystem in the Linux kernel before 4.14.6 omitted an access-control check when adding a key to the current tasks default request-key keyring via the request_key() system call, allowing a local user to use a sequence of crafted system calls to add keys to a keyring with only Search permission (not Write permission) to that keyring, related to construct_get_dest_keyring() in security/keys/request_key.c.

Risk Information

Base Score
3.3
MODERATE
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS Score
Exploitation Probability
0.058

Associated Vulnerability

VulnerabilityOS Platform
(RHSA-2020:1016) kernel security, bug fix, and enhancement update bpftool-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-abi-whitelists-3.10.0-1127.el7.noarch.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-debug-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-debug-devel-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-devel-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-doc-3.10.0-1127.el7.noarch.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-headers-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-tools-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-tools-libs-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update kernel-tools-libs-devel-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update perf-3.10.0-1127.el7.x86_64.rpmLinux
(RHSA-2020:1016) kernel security, bug fix, and enhancement update python-perf-3.10.0-1127.el7.x86_64.rpmLinux
Dtrace-modules-3.8.13-118.31.1.el6uek update (ELSA-2019-4576) dtrace-modules-3.8.13-118.31.1.el6uek-0.4.5-3.el6.x86_64.rpmLinux
Dtrace-modules-3.8.13-118.31.1.el7uek update (ELSA-2019-4576) dtrace-modules-3.8.13-118.31.1.el7uek-0.4.5-3.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update bpftool-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-debug-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-debug-devel-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-devel-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-headers-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-tools-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-tools-libs-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update kernel-tools-libs-devel-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update perf-3.10.0-1127.el7.x86_64.rpmLinux
(CESA-2020:1016) kernel security, bug fix, and enhancement update python-perf-3.10.0-1127.el7.x86_64.rpmLinux
Missing Authorization Vulnerability (CVE-2017-17807)NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234