Stack-based Buffer Overflow in IBM Host Firmware for LC-Class Systems
CVE-2020-4839

4.9MEDIUM

Key Information:

Vendor
IBM
Status
8335-gtb
8335-gta
8335-gca
Vendor
CVE Published:
25 May 2021

Summary

IBM Host firmware for LC-class Systems contains a stack-based buffer overflow vulnerability due to inadequate bounds checking. This flaw allows remote privileged attackers to exploit the vulnerability, potentially leading to a denial of service on affected systems. Organizations using these systems should ensure they apply the necessary security updates to mitigate risks associated with this vulnerability.

Affected Version(s)

8335-GCA OP820

8335-GTA OP820

8335-GTB OP820

References

https://www.ibm.com/support/pages/node/6454303
x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilities/190037
vdb-entryx_refsource_XF

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.