Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2023-27989 |
CWE-ID | CWE-119 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
LTE7480-M804 Hardware solutions / Firmware LTE7490-M904 Hardware solutions / Firmware NR7101 Hardware solutions / Firmware Nebula NR7101 Hardware solutions / Firmware |
Vendor | ZyXEL Communications Corp. |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU76985
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-27989
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the CGI program. A remote user can send a specially crafted HTTP request, trigger memory corruption and cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLTE7480-M804: 1.00(ABRA.6)C0
LTE7490-M904: before 1.00(ABQY.6)C0
NR7101: 1.00(ABUV.7)C0
Nebula NR7101: 1.15(ACCC.3)C0
External linksQ & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.