Security Bulletin
Summary
IBM Rational Service Tester is vulnerable to Eclipse Jetty possibly allowing a local authenticated user to gain elevated privilegs on the system. By sending a specially-crafted request, an authenticated user could exploit this vulrnerability to gain elevated privileges.
Vulnerability Details
CVEID: CVE-2020-27216
DESCRIPTION: Eclipse Jetty could allow a local authenticated attacker to gain elevated privileges on the system, caused by a race condition in the creation of the temporary subdirectory. By sending a specially-crafted request, an authenticated attacker could exploit this vulnerability to gain elevated privileges.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/190474 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| RST | 9.5 |
| RST | 10.0 |
| RST | 10.1 |
Remediation/Fixes
Upgrading to IBM Rational Service Tester version 10.1.2 is strongly recommended.
| Product | VRMF | APAR | Remediation/First Fix |
| RST | 9.5 | None | https://download4.boulder.ibm.com/sar/CMA/RAA/09f62/0/PSIRT28030-ifix.zip |
| RST | 10.0 | None | https://download4.boulder.ibm.com/sar/CMA/RAA/09f62/0/PSIRT28030-ifix.zip |
Workarounds and Mitigations
None
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References
Change History
20 Jan 2021: 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:
25 January 2021
Initial Publish date:
20 January 2021
UID
ibm16407856