Remote code execution in General Bytes Crypto Application Server (CAS)
| Risk | Critical |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | N/A |
| CWE-ID | CWE-284 |
| Exploitation vector | Network |
| Public exploit | This vulnerability is being exploited in the wild. |
| Vulnerable software |
Crypto Application Server (CAS) Server applications / Other server solutions |
| Vendor | General Bytes |
Security Bulletin
This security bulletin contains one critical risk vulnerability.
1) Improper access control
EUVDB-ID: #VU73865
Risk: Critical
CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:H/RL:O/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper access restrictions in the master service interface on port 7741/TCP. A remote attacker can send a specially crafted request to the affected server and execute arbitrary code on the system.
Note, the vulnerability is being actively exploited in the wild.
Install updates from vendor's website.
Vulnerable software versionsCrypto Application Server (CAS): 20150116 - 20230120.43
CPE2.3- cpe:2.3:a:generalbytes:cas:20150116:*:*:*:*:*:*:
- cpe:2.3:a:generalbytes:cas:20150119:*:*:*:*:*:*:
- cpe:2.3:a:generalbytes:cas:20150120:*:*:*:*:*:*:
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
