7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.912 High
EPSS
Percentile
98.6%
POWER9: In response to a denial of service vulnerability, a new Power Systems firmware update is being released to address Common Vulnerabilities and Exposures issue number CVE-2018-5390.
CVEID: CVE-2018-5390 DESCRIPTION: Linux Kernel is vulnerable to a denial of service, caused by an error in the tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() functions. By sending specially crafted packets within ongoing TCP sessions, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 7.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/147950> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Firmware release FW910 and FW920 are affected.
Customers with the products below, install FW910.30
Customers with the products below, install FW920.30
IBM Power Systems E950(9040-MR9)
IBM Power Systems E980(9080-M9S)
CPE | Name | Operator | Version |
---|---|---|---|
power system ac922 server (8335-gtc) | eq | 920 | |
power system ac922 server (8335-gtc) | eq | 910 |
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.912 High
EPSS
Percentile
98.6%