Security Bulletin: This Power System update is being released to address CVE 2022-22309

Security Bulletin

Summary

POWER8/POWER9: The POWER systems FSP is vulnerable to unauthenticated logins through the physical serial port/TTY interface. This vulnerability can be more critical if the serial port is connected to a serial-over-lan device. In response to this security issue, a new Power System firmware update is being released to address Common Vulnerabilities and Exposures issue number CVE-2022-22309

Vulnerability Details

CVEID: CVE-2022-22309
DESCRIPTION: The POWER systems FSP is vulnerable to unauthenticated logins through the serial port/TTY interface. This vulnerability can be more critical if the serial port is connected to a serial-over-lan device.
CVSS Base score: 6.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/217095 for the current score.
CVSS Vector: (CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Firmware release FW860, FW940 and FW950 are affected.

Remediation/Fixes

Customers with the products below, install FW860.B0

1) IBM Power System S812(8284-21A)

2) IBM Power System S822(8284-22A)

3) IBM Power System S814(8286-41A)

4) IBM Power System S824(8286-42A)

5) IBM Power System S812L(8247-21L)

6) IBM Power System S822L(8247-22L)

7) IBM Power System S824L(8247-42L)

8) IBM Power System E850(8408-E8E)

9) IBM Power System E850C(8408-44E)

10) IBM Power System E870(9119-MME)

11) IBM Power System E870C(9080-MME)

12) IBM Power System E880(9119-MHE)

13) IBM Power System E880C(9080-MHE)

14) IBM Power System S812L(5148-21L)

15) IBM Power System S822L(5148-22L)

Customers with the products below, install FW940.60 or FW950.40 or above.

1) IBM Power System S922 (9009-22A)

2) IBM Power System H922 (9223-22H)

3) IBM Power System S914 (9009-41A)

4) IBM Power System S924 (9009-42A)

5) IBM Power System H924 (9223-42H)

6) IBM Power System L922 (9008-22L)

7) IBM Power System E950 (9040-MR9)

Customers with the products below, install FW950.40 or above.

1) IBM Power System S914 (9009-41G)

2) IBM Power System S922 (9009-22G)

3) IBM Power System S924(9009-42G)

4) IBM ESS 5000 Server (5105-22E)

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

17 May 2022: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Tips

Security Bulletin: This Power System update is being released to address CVE 2022-22309