SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-3439

HP has identified a potential vulnerability in BIOS firmware of some Workstation products.

HIGH 7.8EPSS 0.17%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

HP has identified a potential vulnerability in BIOS firmware of some Workstation products. Firmware updates are being released to mitigate these potential vulnerabilities.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.17% probability · 7th percentile
CISA KEV
Not listed
Weakness
CWE-269
Affected
hp/340 g3 firmware · hp/340 g4 firmware · hp/346 g3 firmware · hp/346 g4 firmware · hp/348 g3 firmware · hp/348 g4 firmware · hp/elite dragonfly firmware · hp/elite dragonfly g2 firmware · hp/elite dragonfly max firmware · hp/elite x2 1012 g1 firmware · hp/elite x2 1012 g1 tablet firmware · hp/elite x2 1012 g2 firmware · hp/elite x2 1013 g3 firmware · hp/elite x2 g4 firmware · hp/elitebook 1030 g1 firmware · hp/elitebook 1040 g3 firmware · hp/elitebook 1040 g4 firmware · hp/elitebook 1050 g1 firmware · hp/elitebook 820 g3 firmware · hp/elitebook 820 g4 firmware · +40 more
Source
hp-security-alert@hp.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.