Belkin N750 1.10.22 HTTP Request twonky_command.cgi command injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as very critical, has been found in Belkin N750 1.10.22 (Wireless LAN Software). This issue affects an unknown function of the file twonky_command.cgi of the component HTTP Request Handler. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
A remote unauthenticated user can execute commands as root in the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to twonky_command.cgi.
The bug was discovered 04/16/2018. The weakness was released 04/19/2018 (Website). The advisory is shared at tenable.com. The identification of this vulnerability is CVE-2018-1143 since 12/05/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/30/2020). MITRE ATT&CK project uses the attack technique T1202 for this issue.
The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.
Addressing this vulnerability is possible by firewalling . Attack attempts may be identified with Snort ID 46510.
Entries connected to this vulnerability are available at 116922, 116923 and 116924.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.8VulDB Meta Temp Score: 9.7
VulDB Base Score: 9.8
VulDB Temp Score: 9.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Command injectionCWE: CWE-77 / CWE-74 / CWE-707
ATT&CK: T1202
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: FirewallStatus: 🔍
0-Day Time: 🔍
Snort ID: 46510
Snort Message: SERVER-WEBAPP Belkin N750 F9K1103 wireless router command injection attempt
Snort Class: 🔍
Timeline
12/05/2017 🔍04/16/2018 🔍
04/19/2018 🔍
04/19/2018 🔍
04/21/2018 🔍
01/30/2020 🔍
Sources
Advisory: tenable.comStatus: Not defined
CVE: CVE-2018-1143 (🔍)
See also: 🔍
Entry
Created: 04/21/2018 16:13Updated: 01/30/2020 11:11
Changes: 04/21/2018 16:13 (63), 01/30/2020 11:11 (1)
Complete: 🔍
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