CVE-2021-20515: Buffer Overflow
IBM Informix Dynamic Server 14.10 is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A local privileged user could overflow a buffer and execute arbitrary code on the system or cause a denial of service condition. IBM X-Force ID: 198366.
Other sources
IBM Informix Dynamic Server is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A local privileged user could overflow a buffer and execute arbitrary code on the system or cause a denial of service condition.
— IBM
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2021-20515?
The severity of CVE-2021-20515 is medium with a severity value of 6.7.
How does CVE-2021-20515 impact IBM Informix Dynamic Server 14.10?
CVE-2021-20515 allows a local privileged user to execute arbitrary code or cause a denial of service on IBM Informix Dynamic Server 14.10.
Can CVE-2021-20515 be exploited remotely?
No, CVE-2021-20515 requires local access to the system by a privileged user for exploitation.
Is IBM Informix Dynamic Server 14.10 the only affected version?
Yes, only IBM Informix Dynamic Server 14.10 is affected by CVE-2021-20515.
Where can I find more information about CVE-2021-20515?
More information about CVE-2021-20515 can be found at the IBM X-Force ID 198366 and IBM Support pages.