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Fencer Intel
low 2.3

CVE-2021-22887 json

A vulnerability in the BIOS of Pulse Secure (PSA-Series Hardware) models PSA5000 and PSA7000 could allow an attacker to compromise BIOS fir…

published 5y ago modified 4mo ago also EUVD-2021-10019

cvss
2.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits
0
none known

Summary

A vulnerability in the BIOS of Pulse Secure (PSA-Series Hardware) models PSA5000 and PSA7000 could allow an attacker to compromise BIOS firmware. This vulnerability can be exploited only as part of an attack chain. Before an attacker can compromise the BIOS, they must exploit the device.

Patch / fix

  • supermicro x10slh-f_firmware 3.4
  • supermicro x10sll-f_firmware 3.4
  • supermicro x10slm-f_firmware 3.4
  • supermicro x10sll+f_firmware 3.4
  • supermicro x10slm+-f_firmware 3.4
  • supermicro x10slm+ln4f_firmware 3.4
  • supermicro x10sla-f_firmware 3.4
  • supermicro x10sl7-f_firmware 3.4
  • supermicro x10sll-s_firmware 3.4
  • supermicro x10sll-sf_firmware 3.4

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Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 2.3 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:P/A:N

Affected products

  • n/a PSA5000, PSA7000

Classification

Weakness

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.