Security Bulletin
Summary
A buffer overflow flaw has been found in a widely used function in the OpenJ9 JVM, which is employed when writingcharacters to a file. We have not identified any specific exploits, but it is very likely that the flaw is exploitable to trigger a crash or run arbitrary code. The fix ensures that the buffer cannot overflow.
Vulnerability Details
CVEID: CVE-2020-14803
DESCRIPTION: An unspecified vulnerability in Java SE could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/190121 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2020-27221
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a stack-based buffer overflow when the virtual machine or JNI natives are converting from UTF-8 characters to platform encoding. By sending an overly long string, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195353 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Control Center | 6.1.3 |
IBM Control Center | 6.2.0.0 |
Remediation/Fixes
Product |
VRMF |
iFix |
Remediation |
IBM Control Center |
6.1.3.0 |
iFix12 | |
IBM Control Center |
6.2.0.0 |
iFix07 or later |
Workarounds and Mitigations
None
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References
Change History
16 Mar 2022: 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:
18 March 2022
UID
ibm16564757