Buffer overflow in IBM 8335-Gca

CVE-2020-4839

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.

Vulnerability class: Buffer Overflow

EPSS: 0.015 (72.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-4839?
CVE-2020-4839 is a medium-severity vulnerability in IBM 8335-Gca, classified under Out-of-bounds Write. CVSS score: 4.9/10. Published 2021-05-25.
How severe is CVE-2020-4839?
Medium severity. CVSS v3 base score is 4.9 out of 10.