Multiple vulnerabilities in IBM CICS TX on Cloud
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2020-14803 CVE-2020-27221 |
| CWE-ID | CWE-20 CWE-121 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
IBM CICS TX on Cloud Server applications / Other server solutions |
| Vendor | IBM Corporation |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Improper input validation
EUVDB-ID: #VU47775
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-14803
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to improper input validation within the Libraries component in Java SE. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.
MitigationInstall update from vendor's website.
Vulnerable software versionsIBM CICS TX on Cloud: before 10.1.0.0 SpecialFIX Java 042021
CPE2.3 External linkshttp://www.ibm.com/support/pages/node/6441399
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Stack-based buffer overflow
EUVDB-ID: #VU49916
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-27221
CWE-ID:
CWE-121 - Stack-based buffer overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when the virtual machine or JNI natives are converting from UTF-8 characters to platform encoding. A remote unauthenticated attacker can trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall update from vendor's website.
Vulnerable software versionsIBM CICS TX on Cloud: before 10.1.0.0 SpecialFIX Java 042021
CPE2.3 External linkshttp://www.ibm.com/support/pages/node/6441399
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
