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Fencer Intel
medium 6.0

CVE-2022-34657 json

Improper input validation in firmware for some Intel(R) PCSD BIOS before version 02.01.0013 may allow a privileged user to potentially enab…

published 3y ago modified 4mo ago also EUVD-2022-37609

cvss
6.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits
0
none known

Summary

Improper input validation in firmware for some Intel(R) PCSD BIOS before version 02.01.0013 may allow a privileged user to potentially enable information disclosure via local access.

Patch / fix

  • intel pcsd_bios 02.01.0013

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2y ago

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
NVD 3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected products

  • n/a Intel(R) PCSD BIOS

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.