CVE-2017-7537
First published: Thu Jul 13 2017(Updated: )
It was found that a mock CMC authentication plugin with a hardcoded secret was accidentally enabled by default in the pki-core package before 10.6.4. An attacker could potentially use this flaw to bypass the regular authentication process and trick the CA server into issuing certificates.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/dogtag-pki | 10.10.2-3 11.2.1-2 | |
| Red Hat Enterprise Linux Desktop | =7.0 | |
| Red Hat Enterprise Linux Server | =7.0 | |
| Red Hat Enterprise Linux Workstation | =7.0 | |
| Dogtag Certificate System | <10.6.4 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1466486
- https://github.com/dogtagpki/pki/commit/876d13c6d20e7e1235b9
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1298215&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1298215&action=edit
- https://access.redhat.com/errata/RHSA-2017:2335
- https://bugzilla.redhat.com/show_bug.cgi?id=1470817
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7537
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7537
- https://nvd.nist.gov/vuln/detail/CVE-2017-7537
- https://launchpad.net/bugs/cve/CVE-2017-7537
- https://security-tracker.debian.org/tracker/CVE-2017-7537
- https://ubuntu.com/security/CVE-2017-7537
Frequently Asked Questions
What is the severity of CVE-2017-7537?
The severity of CVE-2017-7537 is critical due to the potential for attackers to bypass authentication and issue fraudulent certificates.
How do I fix CVE-2017-7537?
To fix CVE-2017-7537, upgrade to versions 10.10.2-3 or 11.2.1-2 of the dogtag-pki package, or ensure you are beyond version 10.6.4.
Who is affected by CVE-2017-7537?
CVE-2017-7537 affects users of the dogtag-pki package prior to version 10.6.4 across Red Hat Enterprise Linux platforms.
What software is vulnerable to CVE-2017-7537?
The vulnerable software includes dogtag-pki versions below 10.6.4, as well as several Red Hat Enterprise Linux distributions on specific versions.
What is the exploit method for CVE-2017-7537?
The exploit method for CVE-2017-7537 involves an attacker utilizing a hardcoded secret to bypass the regular authentication of the CA server.
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