CVE-2023-2538

A CWE-552 "Files or Directories Accessible to External Parties in the web interface of the Tyan S5552 BMC version 3.00 allows an unauthenticated remote attacker to retrieve the private key of the TLS certificate in use by the BMC via forced browsing. This can then be abused to perform Man-in-the-Middle (MitM) attacks against victims that access the web interface through HTTPS.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
NozomiCNA
5.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
CVEADP
---
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CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
VendorProductVersion
tyans5552\/s5552wgm4nr-ex_firmware
3.0.0
tyans5552\/s5552wgm4nr_firmware
3.0.0
tyans5552\/s5552gm4nr_firmware
3.0.0
tyans5552\/s5552gm2nr_firmware
3.0.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2023-2538/
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2023-2538/