Security Bulletin
Summary
The TS4500 Tape Library may be vulnerable to a denial of service attack if dynamic addressing (DHCP) is used.
Vulnerability Details
CVEID: CVE-2018-5732
DESCRIPTION:
ISC DHCP is vulnerable to a denial of service, caused by a buffer overflow in dhclient. By sending a specially crafted response, a remote attacker could overflow a buffer and possibly execute arbitrary code on the system or cause the server to crash.
CVSS Base Score: 7.5
CVSS Temporal Score: See http://exchange.xforce.ibmcloud.com/vulnerabilities/139613 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
Version 1.4.1.2 and lower.
Remediation/Fixes
Upgrade to version 1.4.1.3 or later.
Workarounds and Mitigations
Use static addressing for the library IP address and/or use a trusted DHCP server.
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References
Acknowledgement
None.
Change History
27 April 2018: Original version published.
*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.
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Document Information
Modified date:
17 June 2018
UID
ssg1S1012247