CVE-2022-43391
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track
*SSVC
Descriptions
A buffer overflow vulnerability in the parameter of the CGI program in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to cause denial-of-service (DoS) conditions by sending a crafted HTTP request.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-10-18 CVE Reserved
- 2023-01-11 CVE Published
- 2024-10-15 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (1)
| URL | Tag | Source |
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| URL | Date | SRC |
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| URL | Date | SRC |
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Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Zyxel Search vendor "Zyxel" | Lte3301-plus Firmware Search vendor "Zyxel" for product "Lte3301-plus Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte3301-plus Search vendor "Zyxel" for product "Lte3301-plus" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte5388-m804 Firmware Search vendor "Zyxel" for product "Lte5388-m804 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte5388-m804 Search vendor "Zyxel" for product "Lte5388-m804" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte5398-m904 Firmware Search vendor "Zyxel" for product "Lte5398-m904 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte5398-m904 Search vendor "Zyxel" for product "Lte5398-m904" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte7240-m403 Firmware Search vendor "Zyxel" for product "Lte7240-m403 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte7240-m403 Search vendor "Zyxel" for product "Lte7240-m403" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte7461-m602 Firmware Search vendor "Zyxel" for product "Lte7461-m602 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte7461-m602 Search vendor "Zyxel" for product "Lte7461-m602" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte7480-m804 Firmware Search vendor "Zyxel" for product "Lte7480-m804 Firmware" | < 1.00\(abra.6\)c0 Search vendor "Zyxel" for product "Lte7480-m804 Firmware" and version " < 1.00\(abra.6\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte7480-m804 Search vendor "Zyxel" for product "Lte7480-m804" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte7480-s905 Firmware Search vendor "Zyxel" for product "Lte7480-s905 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte7480-s905 Search vendor "Zyxel" for product "Lte7480-s905" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte7485-s905 Firmware Search vendor "Zyxel" for product "Lte7485-s905 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte7485-s905 Search vendor "Zyxel" for product "Lte7485-s905" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Lte7490-m904 Firmware Search vendor "Zyxel" for product "Lte7490-m904 Firmware" | < 1.00\(abqy.5\)c0 Search vendor "Zyxel" for product "Lte7490-m904 Firmware" and version " < 1.00\(abqy.5\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Lte7490-m904 Search vendor "Zyxel" for product "Lte7490-m904" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nebula Lte3301-plus Firmware Search vendor "Zyxel" for product "Nebula Lte3301-plus Firmware" | < 1.15\(acca.3\)c0 Search vendor "Zyxel" for product "Nebula Lte3301-plus Firmware" and version " < 1.15\(acca.3\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nebula Lte3301-plus Search vendor "Zyxel" for product "Nebula Lte3301-plus" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nebula Lte7461-m602 Firmware Search vendor "Zyxel" for product "Nebula Lte7461-m602 Firmware" | < 1.15\(acev.3\)c0 Search vendor "Zyxel" for product "Nebula Lte7461-m602 Firmware" and version " < 1.15\(acev.3\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nebula Lte7461-m602 Search vendor "Zyxel" for product "Nebula Lte7461-m602" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nebula Nr5101 Firmware Search vendor "Zyxel" for product "Nebula Nr5101 Firmware" | < 1.15\(accg.3\)c0 Search vendor "Zyxel" for product "Nebula Nr5101 Firmware" and version " < 1.15\(accg.3\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nebula Nr5101 Search vendor "Zyxel" for product "Nebula Nr5101" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nebula Nr7101 Firmware Search vendor "Zyxel" for product "Nebula Nr7101 Firmware" | < 1.15\(accc.3\)c0 Search vendor "Zyxel" for product "Nebula Nr7101 Firmware" and version " < 1.15\(accc.3\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nebula Nr7101 Search vendor "Zyxel" for product "Nebula Nr7101" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nr5101 Firmware Search vendor "Zyxel" for product "Nr5101 Firmware" | < 1.00\(abvc.6\)c0 Search vendor "Zyxel" for product "Nr5101 Firmware" and version " < 1.00\(abvc.6\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nr5101 Search vendor "Zyxel" for product "Nr5101" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nr7101 Firmware Search vendor "Zyxel" for product "Nr7101 Firmware" | < 1.00\(abuv.7\)c0 Search vendor "Zyxel" for product "Nr7101 Firmware" and version " < 1.00\(abuv.7\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nr7101 Search vendor "Zyxel" for product "Nr7101" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Nr7102 Firmware Search vendor "Zyxel" for product "Nr7102 Firmware" | < 1.00\(abyd.2\)c0 Search vendor "Zyxel" for product "Nr7102 Firmware" and version " < 1.00\(abyd.2\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Nr7102 Search vendor "Zyxel" for product "Nr7102" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Dx3301-t0 Firmware Search vendor "Zyxel" for product "Dx3301-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Dx3301-t0 Search vendor "Zyxel" for product "Dx3301-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Dx4510-b1 Firmware Search vendor "Zyxel" for product "Dx4510-b1 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Dx4510-b1 Search vendor "Zyxel" for product "Dx4510-b1" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Dx5401-b0 Firmware Search vendor "Zyxel" for product "Dx5401-b0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Dx5401-b0 Search vendor "Zyxel" for product "Dx5401-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Emg3525-t50b Firmware Search vendor "Zyxel" for product "Emg3525-t50b Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Emg3525-t50b Search vendor "Zyxel" for product "Emg3525-t50b" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Emg5523-t50b Firmware Search vendor "Zyxel" for product "Emg5523-t50b Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Emg5523-t50b Search vendor "Zyxel" for product "Emg5523-t50b" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Emg5723-t50k Firmware Search vendor "Zyxel" for product "Emg5723-t50k Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Emg5723-t50k Search vendor "Zyxel" for product "Emg5723-t50k" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex3301-t0 Firmware Search vendor "Zyxel" for product "Ex3301-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex3301-t0 Search vendor "Zyxel" for product "Ex3301-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex3510-b0 Firmware Search vendor "Zyxel" for product "Ex3510-b0 Firmware" | < 5.17\(abup.7\)c0 Search vendor "Zyxel" for product "Ex3510-b0 Firmware" and version " < 5.17\(abup.7\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex3510-b0 Search vendor "Zyxel" for product "Ex3510-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5401-b0 Firmware Search vendor "Zyxel" for product "Ex5401-b0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5401-b0 Search vendor "Zyxel" for product "Ex5401-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5501-b0 Firmware Search vendor "Zyxel" for product "Ex5501-b0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5501-b0 Search vendor "Zyxel" for product "Ex5501-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5510-b0 Firmware Search vendor "Zyxel" for product "Ex5510-b0 Firmware" | < 5.17\(abqx.7\)c0 Search vendor "Zyxel" for product "Ex5510-b0 Firmware" and version " < 5.17\(abqx.7\)c0" | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5510-b0 Search vendor "Zyxel" for product "Ex5510-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5512-t0 Firmware Search vendor "Zyxel" for product "Ex5512-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5512-t0 Search vendor "Zyxel" for product "Ex5512-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5600-t1 Firmware Search vendor "Zyxel" for product "Ex5600-t1 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5600-t1 Search vendor "Zyxel" for product "Ex5600-t1" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5601-t0 Firmware Search vendor "Zyxel" for product "Ex5601-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5601-t0 Search vendor "Zyxel" for product "Ex5601-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ex5601-t1 Firmware Search vendor "Zyxel" for product "Ex5601-t1 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ex5601-t1 Search vendor "Zyxel" for product "Ex5601-t1" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Vmg3927-t50k Firmware Search vendor "Zyxel" for product "Vmg3927-t50k Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Vmg3927-t50k Search vendor "Zyxel" for product "Vmg3927-t50k" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Vmg4005-b50a Firmware Search vendor "Zyxel" for product "Vmg4005-b50a Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Vmg4005-b50a Search vendor "Zyxel" for product "Vmg4005-b50a" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Vmg4005-b60a Firmware Search vendor "Zyxel" for product "Vmg4005-b60a Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Vmg4005-b60a Search vendor "Zyxel" for product "Vmg4005-b60a" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Vmg8623-t50b Firmware Search vendor "Zyxel" for product "Vmg8623-t50b Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Vmg8623-t50b Search vendor "Zyxel" for product "Vmg8623-t50b" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Vmg8825-t50k Firmware Search vendor "Zyxel" for product "Vmg8825-t50k Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Vmg8825-t50k Search vendor "Zyxel" for product "Vmg8825-t50k" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Ax7501-b0 Firmware Search vendor "Zyxel" for product "Ax7501-b0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Ax7501-b0 Search vendor "Zyxel" for product "Ax7501-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pm3100-t0 Firmware Search vendor "Zyxel" for product "Pm3100-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pm3100-t0 Search vendor "Zyxel" for product "Pm3100-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pm5100-t0 Firmware Search vendor "Zyxel" for product "Pm5100-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pm5100-t0 Search vendor "Zyxel" for product "Pm5100-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pm7300-t0 Firmware Search vendor "Zyxel" for product "Pm7300-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pm7300-t0 Search vendor "Zyxel" for product "Pm7300-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pm7320-b0 Firmware Search vendor "Zyxel" for product "Pm7320-b0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pm7320-b0 Search vendor "Zyxel" for product "Pm7320-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pmg5317-t20b Firmware Search vendor "Zyxel" for product "Pmg5317-t20b Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pmg5317-t20b Search vendor "Zyxel" for product "Pmg5317-t20b" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pmg5617-t20b2 Firmware Search vendor "Zyxel" for product "Pmg5617-t20b2 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pmg5617-t20b2 Search vendor "Zyxel" for product "Pmg5617-t20b2" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pmg5617ga Firmware Search vendor "Zyxel" for product "Pmg5617ga Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pmg5617ga Search vendor "Zyxel" for product "Pmg5617ga" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Pmg5622ga Firmware Search vendor "Zyxel" for product "Pmg5622ga Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Pmg5622ga Search vendor "Zyxel" for product "Pmg5622ga" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Wx3100-t0 Firmware Search vendor "Zyxel" for product "Wx3100-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Wx3100-t0 Search vendor "Zyxel" for product "Wx3100-t0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Wx3401-b0 Firmware Search vendor "Zyxel" for product "Wx3401-b0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Wx3401-b0 Search vendor "Zyxel" for product "Wx3401-b0" | - | - |
Safe
|
| Zyxel Search vendor "Zyxel" | Wx5600-t0 Firmware Search vendor "Zyxel" for product "Wx5600-t0 Firmware" | - | - |
Affected
| in | Zyxel Search vendor "Zyxel" | Wx5600-t0 Search vendor "Zyxel" for product "Wx5600-t0" | - | - |
Safe
|