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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
| Vendor | Product | Affected 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.
References
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44712 Patch Vendor Advisory
- https://www.supermicro.com/en/support/security/Trickbot Third Party Advisory
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)
Type
CWE-506Embedded Malicious Code
Timeline
Published16 Mar 2021
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2021-22887 · NVD
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