VulnerabilityModified
CVE-2021-39279
Certain MOXA devices allow Authenticated Command Injection via /forms/web_importTFTP.
HIGH 8.8EPSS 4.61%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Certain MOXA devices allow Authenticated Command Injection via /forms/web_importTFTP. This affects WAC-2004 1.7, WAC-1001 2.1, WAC-1001-T 2.1, OnCell G3470A-LTE-EU 1.7, OnCell G3470A-LTE-EU-T 1.7, TAP-323-EU-CT-T 1.3, TAP-323-US-CT-T 1.3, TAP-323-JP-CT-T 1.3, WDR-3124A-EU 2.3, WDR-3124A-EU-T 2.3, WDR-3124A-US 2.3, and WDR-3124A-US-T 2.3.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.61% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- moxa/wac-2004 firmware · moxa/wac-1001 firmware · moxa/wac-1001-t firmware · moxa/oncell g3470a-lte-eu firmware · moxa/oncell g3470a-lte-eu-t firmware · moxa/tap-323-eu-ct-t firmware · moxa/tap-323-us-ct-t firmware · moxa/tap-323-jp-ct-t firmware · moxa/wdr-3124a-eu firmware · moxa/wdr-3124a-eu-t firmware · moxa/wdr-3124a-us firmware · moxa/wdr-3124a-us-t firmware
- Source
- cve@mitre.org
References
- https://www.moxa.comVendor Advisory
- https://packetstormsecurity.com/files/164014Exploit, Third Party Advisory, VDB Entry
- https://www.moxa.comVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.