Vulnerability Details : CVE-2021-46082
Moxa TN-5900 v3.1 series routers, MGate 5109 v2.2 series protocol gateways, and MGate 5101-PBM-MN v2.1 series protocol gateways were discovered to contain a memory leak which allows attackers to cause a Denial of Service (DoS) via crafted packets.
Vulnerability category: Denial of service
Products affected by CVE-2021-46082
- cpe:2.3:o:moxa:tn-5916-wv-t_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:tn-5916-wv-ct-t_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:mgate_5109_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:mgate_5109-t_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:mgate_5101-pbm-mn_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:moxa:mgate_5101-pbm-mn-t_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-46082
0.30%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-46082
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-46082
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-46082
-
https://www.moxa.com/en/support/product-support/security-advisory/mgate-5109-5101-protocol-gateways-vulnerability
MGate 5109 and MGate 5101-PBM-MN Series Protocol Gateways VulnerabilityPatch;Vendor Advisory
-
https://www.moxa.com/en/support/product-support/security-advisory/tn-5900-secure-routers-vulnerability
TN-5900 Series Secure Routers VulnerabilityVendor Advisory
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