Vulnerability · Published May 25, 2021 · Assigned by ibm

CVE-2020-4839

Medium 4.9

In plain English

A medium-severity security flaw in 8335-GCA from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).

Severity (CVSS 3.0)4.9Medium

Exploit odds (30 days)1.5%top 25.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
IBM	8335-GTB	OP820
IBM	8335-GTA	OP820
IBM	8335-GCA	OP820

References

https://www.ibm.com/support/pages/node/6454303 x_refsource_CONFIRM
ibm-bmc-cve20204839-bo (190037) vdb-entry, x_refsource_XF