Vulnerability CVE-2018-9085


Published: 2018-11-16

Description:
A write protection lock bit was left unset after boot on an older generation of Lenovo and IBM System x servers, potentially allowing an attacker with administrator access to modify the subset of flash memory containing Intel Server Platform Services (SPS) and the system Flash Descriptors.

Type:

CWE-276

(Incorrect Default Permissions)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Lenovo -> Flex system x240 m4 firmware 
Lenovo -> Flex system x440 m4 firmware 
Lenovo -> System x3750 m4 firmware 
IBM -> Bladecenter hs23 firmware 
IBM -> System x3630 m4 firmware 
IBM -> Bladecenter hs23e firmware 
IBM -> System x3650 m4 bd firmware 
IBM -> Flex system x220 m4 firmware 
IBM -> System x3650 m4 firmware 
IBM -> Flex system x222 m4 firmware 
IBM -> System x3650 m4 hd firmware 
IBM -> Flex system x240 m4 firmware 
IBM -> System x3750 m4 firmware 
IBM -> Flex system x440 m4 firmware 
IBM -> System x3850 x6 firmware 
IBM -> Idataplex dx360 m4 firmware 
IBM -> System x3950 x6 firmware 
IBM -> Idataplex dx360 m4 water cooled firmware 
IBM -> System x3100 m4 firmware 
IBM -> System x3100 m5 firmware 
IBM -> System x3250 m4 firmware 
IBM -> System x3250 m5 firmware 
IBM -> System x3300 m4 firmware 
IBM -> System x3500 m4 firmware 
IBM -> System x3530 m4 firmware 
IBM -> System x3550 m4 firmware 

 References:
https://support.lenovo.com/us/en/solutions/LEN-24477

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