CVE-2017-7562

Description

An authentication bypass flaw was found in the way krb5s certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances.

Risk Information

Base Score
6.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS Score
Exploitation Probability
0.767

Associated Vulnerability

VulnerabilityOS Platform
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-devel-1.15.1-18.el7.i686.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-devel-1.15.1-18.el7.x86_64.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-libs-1.15.1-18.el7.i686.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-libs-1.15.1-18.el7.x86_64.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-pkinit-1.15.1-18.el7.x86_64.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-server-1.15.1-18.el7.x86_64.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-server-ldap-1.15.1-18.el7.x86_64.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update krb5-workstation-1.15.1-18.el7.x86_64.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update libkadm5-1.15.1-18.el7.i686.rpmLinux
(RHSA-2018:0666) Moderate: krb5 security, bug fix, and enhancement update libkadm5-1.15.1-18.el7.x86_64.rpmLinux
CVE-2017-7562NCM

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