Medium severity · published Oct 19, 2021
CVE-2021-26589
A potential security vulnerability has been identified in HPE Superdome Flex Servers
6.1
CVSS
0.5%
EPSS
No
On KEV
Description
A potential security vulnerability has been identified in HPE Superdome Flex Servers. The vulnerability could be remotely exploited to allow Cross Site Scripting (XSS) because the Session Cookie is missing an HttpOnly Attribute. HPE has provided a firmware update to resolve the vulnerability in HPE Superdome Flex Servers.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Superdome Flex 280 Firmware · Hpe
before 3.40.106 · source: NVD
SF
Superdome Flex Firmware · Hpe
before 3.40.106 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-26589
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-26589
Vendor Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf04199en_us
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