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CVE

CVE-2023-23903

An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not chec

An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error. The whole application in rendered unusable until a console intervention.

MEDIUM · CVSS 4.9 EPSS 0.00157
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1286Improper Validation of Syntactic Correctness of Input
▤

Affected Products & Versions

2
nozominetworks cmc< 22.6.2
nozominetworks guardian< 22.6.2
▣

Scoring & Timeline

4.9
MEDIUM · CVSS v3.1 · prodsec@nozominetworks.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Aug 2023 · 10:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
siemens-csafSSA-647455
cisa-csafcisa-csaf-csaf_files-OT-white-2023-icsa-23-285-07
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://security.nozominetworks.com/NN-2023:7-01Vendor Advisory
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