CVE-2021-20491

Description

IBM Spectrum Protect Server 7.1 and 8.1 is subject to a stack-based buffer overflow caused by improper bounds checking during the parsing of commands. By issuing such a command with an improper parameter, an authorized administrator could overflow a buffer and cause the server to crash. IBM X-Force ID: 197792.

Category

4.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory ibmcloud.com Vendor Advisory ibm.com
Affected: IBM Spectrum Protect Server
Published at:
Updated at:

References

Link Tags
https://www.ibm.com/support/pages/node/6442993 patch vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/197792 vdb entry vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-20491?
CVE-2021-20491 has been scored as a medium severity vulnerability.
How to fix CVE-2021-20491?
To fix CVE-2021-20491, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-20491 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-20491 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-20491?
CVE-2021-20491 affects IBM Spectrum Protect Server.
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