CVE-2020-4839

MEDIUM

IBM Host Firmware for LC-class Systems - Stack-Based Buffer Overflow

Title source: llm

Description

IBM Host firmware for LC-class Systems is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A remote privileged attacker could exploit this vulnerability and cause a denial of service. IBM X-Force ID: 190037.

References (2)

Core 2

Core References

Vendor Advisory x_refsource_confirm

https://www.ibm.com/support/pages/node/6454303

VDB Entry, Vendor Advisory vdb-entry x_refsource_xf

https://exchange.xforce.ibmcloud.com/vulnerabilities/190037

Scores

CVSS v3 4.9

EPSS 0.0152

EPSS Percentile 71.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-787

Status published

Products (3)

ibm/8335-gca_firmware op820

ibm/8335-gta_firmware op820

ibm/8335-gtb_firmware op820

Published May 25, 2021

Tracked Since Feb 18, 2026