Malicious File Upload in National Keep's CyberMath

Summary

CVECVE-2023-6675
StatePUBLISHED
AssignerTR-CERT
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-02-02 13:15:09 UTC
Updated2026-05-20 11:16:25 UTC
DescriptionUnrestricted Upload of File with Dangerous Type vulnerability in National Keep Cyber Security Services CyberMath allows Upload a Web Shell to a Web Server. This issue affects CyberMath: from v.1.4 before v.1.5.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.000930000 probability, percentile 0.260590000 (date 2026-06-02)

Problem Types: CWE-434 | CWE-434 CWE-434 Unrestricted Upload of File with Dangerous Type


VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Nationalkeep Cybermath 1.4 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA National Keep Cyber Security Services CyberMath affected v1.4 v1.5 custom Not specified

References

ReferenceSourceLinkTags
siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-24-0080 [email protected] siberguvenlik.gov.tr
Ulusal Siber Olaylara Müdahale Merkezi - USOM af854a3a-2127-422b-91ae-364da2661108 www.usom.gov.tr Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Serhat YAPICI (en)

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