VulnerabilityModified

CVE-2021-42059

A stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.

MEDIUM 6.7EPSS 0.35%

Does this matter?

Lower severity and a low EPSS score (0.35%). Track it; it rarely justifies an emergency change on its own.

Description

An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.08.41, Kernel 5.1 before 05.16.41, Kernel 5.2 before 05.26.41, Kernel 5.3 before 05.35.41, and Kernel 5.4 before 05.42.20. A stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.

CVSS 3.1: 6.7 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.35% probability · 28th percentile
CISA KEV: Not listed
Weakness: CWE-787
Affected: insyde/insydeh2o · siemens/simatic field pg m5 firmware · siemens/simatic field pg m6 firmware · siemens/simatic ipc127e firmware · siemens/simatic ipc227g firmware · siemens/simatic ipc277g firmware · siemens/simatic ipc327g firmware · siemens/simatic ipc377g firmware · siemens/simatic ipc427e firmware · siemens/simatic ipc477e firmware · siemens/simatic ipc627e firmware · siemens/simatic ipc647e firmware · siemens/simatic ipc677e firmware · siemens/simatic ipc847e firmware · siemens/simatic itp1000 firmware
Source: cve@mitre.org

References

https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdfThird Party Advisory
https://security.netapp.com/advisory/ntap-20220216-0008/Third Party Advisory
https://www.insyde.com/security-pledgeVendor Advisory
https://www.insyde.com/security-pledge/SA-2022006Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdfThird Party Advisory
https://security.netapp.com/advisory/ntap-20220216-0008/Third Party Advisory
https://www.insyde.com/security-pledgeVendor Advisory
https://www.insyde.com/security-pledge/SA-2022006Vendor Advisory
https://www.kb.cert.org/vuls/id/796611
https://cert-portal.siemens.com/productcert/html/ssa-306654.html

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