Security Bulletin
Summary
The IBM Verify Gateway (IVG) PAM components include a leftover header file in their installation packages. The file was needed for debugging during development and shouldn't be part of the delivered PAM components. As of v1.0.1 of IVG for AIX PAM, and v1.0.2 of IVG for Linux PAM, the file has been removed from the installation packages.
Vulnerability Details
CVEID: CVE-2020-4371
DESCRIPTION: IBM Verify Gateway (IVG) contains sensitive information in leftover debug code that could be used aid a local user in further attacks against the system.
CVSS Base score: 4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/179008 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Verify Gateway (IVG) | PAM 1.0.0, 1.0.1 |
Remediation/Fixes
Log in to IBM X-Force Exchange / App Exchange and download and install the latest IBM Security Verify Gateway (renamed from IBM Verify Gateway) PAM components. Specifically:
- IBM Security Verify Gateway for AIX PAM (Pluggable Authentication Modules) v1.0.1 at https://exchange.xforce.ibmcloud.com/hub/extension/e506cf66c5f51340cef3e1b40e8b4840
- IBM Security Verify Gateway for Linux PAM (Pluggable Authentication Modules) v1.0.2 at https://exchange.xforce.ibmcloud.com/hub/extension/80eca9a1094b416db69dfff40eb10c5a
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Acknowledgement
Jonathan Fitz-Gerald, John Zuccato, Rodney Ryan, Chris Shepherd, Nathan Roane, Kamil Sarbinowski, Vince Dragnea, Troy Fisher and Elaheh Samani from IBM X-Force Ethical Hacking Team.
Change History
13 Jul 2020: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
09 March 2021
UID
ibm16251287