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CVE-2022-43779

HIGHCVSS 7/10EPSS 0.14%

Last modified

CVE-2022-43779 is a high-severity vulnerability rated 7/10 on the CVSS scale. A potential Time-of-Check to Time-of-Use (TOCTOU) vulnerability has been identified in certain HP PC products using AMI UEFI Firmware (system BIOS) which might allow arbitrary code execution, denial of service, and information disclosure. AMI has released updates to mitigate the potential vulnerability.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

A potential Time-of-Check to Time-of-Use (TOCTOU) vulnerability has been identified in certain HP PC products using AMI UEFI Firmware (system BIOS) which might allow arbitrary code execution, denial of service, and information disclosure. AMI has released updates to mitigate the potential vulnerability.

Metrics

CVSS 3.1
7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.14%

3.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Hp348 G4 Firmware< f.65
Hp260 G2 Desktop Mini Firmware< 2.26
Hp218 Pro G5 Mt Firmware< f15
Hp260 G3 Desktop Mini Firmware< 02.20.00
Hp260 G4 Desktop Mini Firmware< 02.12.00
Hp280 G3 Microtower Pc Firmware< 02.02.40
Hp280 G3 Pci Microtower Pc Firmware< 02.02.40
Hp288 Pro G3 Microtower Pc Firmware< 00.02.40
Hp290 G1 Microtower Firmware< 00.02.40
HpDesktop Pro 300 G3 Firmware< f15
HpDesktop Pro A 300 G3 Firmware< f12
HpDesktop Pro A G2 Firmware< f.11
HpDesktop Pro A G2 Microtower Firmware< f.11
HpDesktop Pro A G3 Firmware< f12
HpDesktop Pro A G3 Microtower Firmware< f12
HpDesktop Pro G3 Firmware< f15
HpDesktop Pro G3 Microtower Firmware< f15
HpDesktop Pro Microtower Firmware< 00.02.40
HpZhan 66 Pro A G1 Microtower Firmware< f.11
HpZhan 66 Pro A G1 R Microtower Firmware< f12
HpZhan 66 Pro G1 R Microtower Firmware< f15
HpZhan 86 Pro G1 Microtower Firmware< 00.02.40
HpRp2 Retail System 2000 Firmware< 2.24
HpRp2 Retail System 2020 Firmware< 2.24
HpRp2 Retail System 2030 Firmware< 2.24

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-43779?
A potential Time-of-Check to Time-of-Use (TOCTOU) vulnerability has been identified in certain HP PC products using AMI UEFI Firmware (system BIOS) which might allow arbitrary code execution, denial of service, and information disclosure. AMI has released updates to mitigate the potential vulnerability.
How severe is CVE-2022-43779?
CVE-2022-43779 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2022-43779?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-43779?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST