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2.3

CVE-2021-22887: 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...

CVE-2021-22887 · published 5 years ago
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.

What to do
  • Update supermicro x10slh-f_firmware to version 3.4 or later.
  • Update supermicro x10sll-f_firmware to version 3.4 or later.
  • Update supermicro x10slm-f_firmware to version 3.4 or later.
  • Update supermicro x10sll\+f_firmware to version 3.4 or later.
  • Update supermicro x10slm\+-f_firmware to version 3.4 or later.
  • Update supermicro x10slm\+ln4f_firmware to version 3.4 or later.
  • Update supermicro x10sla-f_firmware to version 3.4 or later.
  • Update supermicro x10sl7-f_firmware to version 3.4 or later.
  • Update supermicro x10sll-s_firmware to version 3.4 or later.
  • Update supermicro x10sll-sf_firmware to version 3.4 or later.
Affected software
VendorProductAffected versions
pulsesecure psa-5000_firmware All versions
cpe:2.3:o:pulsesecure:psa-5000_firmware:-:*:*:*:*:*:*:*
pulsesecure psa-7000_firmware All versions
cpe:2.3:o:pulsesecure:psa-7000_firmware:-:*:*:*:*:*:*:*
supermicro x10slh-f_firmware < 3.4
cpe:2.3:o:supermicro:x10slh-f_firmware:*:*:*:*:*:*:*:*
supermicro x10sll-f_firmware < 3.4
cpe:2.3:o:supermicro:x10sll-f_firmware:*:*:*:*:*:*:*:*
supermicro x10slm-f_firmware < 3.4
cpe:2.3:o:supermicro:x10slm-f_firmware:*:*:*:*:*:*:*:*
supermicro x10sll\+f_firmware < 3.4
cpe:2.3:o:supermicro:x10sll\+f_firmware:*:*:*:*:*:*:*:*
supermicro x10slm\+-f_firmware < 3.4
cpe:2.3:o:supermicro:x10slm\+-f_firmware:*:*:*:*:*:*:*:*
supermicro x10slm\+ln4f_firmware < 3.4
cpe:2.3:o:supermicro:x10slm\+ln4f_firmware:*:*:*:*:*:*:*:*
supermicro x10sla-f_firmware < 3.4
cpe:2.3:o:supermicro:x10sla-f_firmware:*:*:*:*:*:*:*:*
supermicro x10sl7-f_firmware < 3.4
cpe:2.3:o:supermicro:x10sl7-f_firmware:*:*:*:*:*:*:*:*
supermicro x10sll-s_firmware < 3.4
cpe:2.3:o:supermicro:x10sll-s_firmware:*:*:*:*:*:*:*:*
supermicro x10sll-sf_firmware < 3.4
cpe:2.3:o:supermicro:x10sll-sf_firmware:*:*:*:*:*:*:*:*
Original advisory text
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...
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.
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
2.3 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-506Embedded Malicious Code
Timeline
Published16 Mar 2021
Updated3 Nov 2026
First seen29 Sep 2026
Sources
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