Critical severity · published Jan 13, 2021
CVE-2020-5633
Multiple NEC products (Express5800/T110j, Express5800/T110j-S, Express5800/T110j (2nd-Gen), Express5800/T110j-S (2nd-Gen), iStorage NS100Ti, and Express5800/GT110j) where…
9.8
CVSS
3.2%
EPSS
No
On KEV
Description
Multiple NEC products (Express5800/T110j, Express5800/T110j-S, Express5800/T110j (2nd-Gen), Express5800/T110j-S (2nd-Gen), iStorage NS100Ti, and Express5800/GT110j) where Baseboard Management Controller (BMC) firmware Rev1.09 and earlier is applied allows remote attackers to bypass authentication and then obtain/modify BMC setting information, obtain monitoring information, or reboot/shut down the vulnerable product via unspecified vectors.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BM
Baseboard Management Controller · Nec
through 1.09 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-5633
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-5633
Vendor Advisory
https://jpn.nec.com/security-info/secinfo/nv21-002.html
Third Party Advisory
https://jvn.jp/en/jp/JVN38752718/index.html
Vendor Advisory
https://www.support.nec.co.jp/View.aspx?id=9010108754