High severity · published Dec 11, 2020
CVE-2020-24637
Two vulnerabilities in ArubaOS GRUB2 implementation allows for an attacker to bypass secureboot
7.2
CVSS
1.6%
EPSS
No
On KEV
Description
Two vulnerabilities in ArubaOS GRUB2 implementation allows for an attacker to bypass secureboot. Successful exploitation of this vulnerability this could lead to remote compromise of system integrity by allowing an attacker to load an untrusted or modified kernel in Aruba 9000 Gateway; Aruba 7000 Series Mobility Controllers; Aruba 7200 Series Mobility Controllers version(s): 2.1.0.1, 2.2.0.0 and below; 6.4.4.23, 6.5.4.17, 8.2.2.9, 8.3.0.13, 8.5.0.10, 8.6.0.5, 8.7.0.0 and below ; 6.4.4.23, 6.5.4.17, 8.2.2.9, 8.3.0.13, 8.5.0.10, 8.6.0.5, 8.7.0.0 and below.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AR
Arubaos · Arubanetworks
before 8.5.0.11; 8.6.0.0 before 8.6.0.6; 8.7.0.0 before 8.7.1.0 · source: NVD
SD
Sd-wan · Arubanetworks
before 2.1.0.2; 2.2.0.0 before 2.2.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-24637
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-24637
Vendor Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbnw04072en_us
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