CVE-2020-14075: trendnet tew-827dru_firmware OS Command Injection
CVSS: 9.0v2.0HighModified
Published 15-06-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-14075 is a high (CVSS 9.0) OS Command Injection vulnerability in trendnet tew-827dru_firmware. EPSS estimates a 3.07% chance of exploitation in the next 30 days, higher than 87.5% of scored vulnerabilities.
CVSS score
9.0/10
010
High · v2.0 (NVD)EPSS score
3.07%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-06-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
TRENDnet TEW-827DRU devices through 2.06B04 contain multiple command injections in apply.cgi via the action pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns), allowing an authenticated user to run arbitrary commands on the device.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 9.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
3.07%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
0.00 pp
From 3.07% on 22-09-2026
22-09-202622-10-2026
EPSS score3.07%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Trendnet1 product
- tew-827dru_firmware≤ 2.06b04
1 vendor · 1 product
References
2 links- github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdfX Refsource MISCThird Party Advisory
- github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdfX Refsource MISCThird Party Advisory