High severity · published Oct 10, 2023
CVE-2023-5490
Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform userattestation.php unrestricted upload
8.8
CVSS
2%
EPSS
No
On KEV
Description
A vulnerability classified as critical was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230928. This vulnerability affects unknown code of the file /useratte/userattestation.php. The manipulation of the argument web_img leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-241642 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
Smart S45F Multi-Service Secure Gateway Intelligent Management Platform · Byzoro
20230928 · source: vendor
SS
Smart S45f Firmware · Byzoro
through 20230928 · source: NVD
Affected product
SS
Smart S45F Multi-Service Secure Gateway Intelligent Management Platform
Byzoro
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-5490
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-5490
Exploit
https://github.com/llixixi/cve/blob/main/s45_upload_%20userattestation.md
Permissions Required
https://vuldb.com/?ctiid.241642
Third Party Advisory
https://vuldb.com/?id.241642
vuldb.com
https://vuldb.com/?submit.213947
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