Security Bulletin
Summary
IBM Sterling Connect:Direct for UNIX could allow a user who is authorized for limited system privileges to attack through the ndmauth modules taking advantage of a buffer overflow vulnerability to manipulate CD UNIX and obtain root privileges.
Vulnerability Details
CVEID: CVE-2020-4587
DESCRIPTION: IBM Sterling Connect:Direct for UNIX is vulnerable to a stack based buffer ovreflow, caused by improper bounds checking. A local attacker could manipulate CD UNIX to obtain root provileges.
CVSS Base score: 8.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/184578 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Connect:Direct for UNIX | 6.1.0 |
IBM Connect:Direct for UNIX | 6.0.0 |
IBM Sterling Connect:Direct for UNIX | 4.3.0 |
IBM Sterling Connect:Direct for UNIX | 4.2.0 |
Remediation/Fixes
V.R.M.F | APAR | Remediation/First Fix |
6.1.0 | IT33840 | Apply 6.1.0.0.iFix028, available in cumulative iFix031 on Fix Central |
6.0.0 | IT33840 | Apply 6.0.0.2.iFix057, available in cumulative iFix060 on Fix Central |
4.3.0 | IT33840 | Apply 4.3.0.1.iFix062, available in cumulative iFix063 on Fix Central |
4.2.0 | IT33840 | Apply 4.2.0.5.iFix045, available on Fix Central |
Workarounds and Mitigations
None
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References
Acknowledgement
This vulnerability was reported to IBM by Sabine Degen
Change History
21 Aug 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:
21 August 2020
UID
ibm16320317