Privilege escalation in HP 200 G3 All-In-One \(Rom Family Ssid 8431\)
CVE-2021-3439
HP has identified a potential vulnerability in BIOS firmware of some Workstation products. Firmware updates are being released to mitigate these potential vulnerabilities.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (6.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- HP 200 G3 All-In-One \(Rom Family Ssid 8431\)
- HP 200 G3 All-In-One \(Rom Family Ssid 8431\) Firmware
- HP 200 G3 All-In-One \(Rom Family Ssid 84de\)
- HP 200 G3 All-In-One \(Rom Family Ssid 84de\) Firmware
- HP 200 G4 22 All-In-One Pc \(Rom Family Ssid 86f0\)
- HP 200 G4 22 All-In-One Pc \(Rom Family Ssid 86f0\) Firmware
- HP 200 G4 22 All-In-One Pc \(Rom Family Ssid 86f8\)
- HP 200 G4 22 All-In-One Pc \(Rom Family Ssid 86f8\) Firmware
- HP 200 Pro G4 22 All-In-One Pc \(Rom Family Ssid 86f0\)
- HP 200 Pro G4 22 All-In-One Pc \(Rom Family Ssid 86f0\) Firmware
Weakness classification (CWE)
References
- support.hp.com/us-en/document/ish_3982318-3982351-16/hpsbhf03735 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-3439?
- CVE-2021-3439 is a high-severity vulnerability in HP 200 G3 All-In-One \(Rom Family Ssid 8431\), classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2023-02-01.
- How severe is CVE-2021-3439?
- High severity. CVSS v3 base score is 7.8 out of 10.