CVE-2019-16284
No known exploitation. EPSS puts it in the 79th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
A potential security vulnerability has been identified in multiple HP products and versions which involves possible execution of arbitrary code during boot services that can result in elevation of privilege. The EFI_BOOT_SERVICES structure might be overwritten by an attacker to execute arbitrary SMM (System Management Mode) code. A list of affected products and versions are available in https://support.hp.com/rs-en/document/c06456250.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
2.0% chance of exploitation activity in the next 30 days, which ranks it in the 79th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 1843 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- 260 g1 dm firmwareHardware Firmware / printer-peripheral
- 280 pro g1 firmwareEnterprise Software / itsm-monitoring
- 285 g2 firmwareHardware Firmware / printer-peripheral
- 340 g3 firmwareEnterprise Software / itsm-monitoring
- 340 g4 firmwareEnterprise Software / itsm-monitoring
- 346 g3 firmwareEnterprise Software / itsm-monitoring
- 346 g4 firmwareEnterprise Software / itsm-monitoring
- 348 g3 firmwareEnterprise Software / itsm-monitoring
And 188 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Scored 7.2 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required HighRequires admin or elevated privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
Sources
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