D-Link DIR-816 1.10CNB05_R1B011D88210 HTTP Request Parameter form2userconfig.cgi command injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.5 | $5k-$25k | 0.00 |
A vulnerability was found in D-Link DIR-816 1.10CNB05_R1B011D88210 (Router Operating System). It has been rated as critical. Affected by this issue is an unknown functionality of the file /goform/form2userconfig.cgi of the component HTTP Request Parameter 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 integrity, and availability.
The weakness was presented 08/25/2021. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2021-39509. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/25/2021). The MITRE ATT&CK project declares the attack technique as T1202.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
See VDB-128135, VDB-181449 and VDB-207692 for similar entries.
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: 4.6VulDB Meta Temp Score: 4.5
VulDB Base Score: 4.6
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
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: 🔍
Exploiting
Class: Command injectionCWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
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: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
08/23/2021 🔍08/25/2021 🔍
08/25/2021 🔍
08/29/2021 🔍
Sources
Vendor: dlink.comAdvisory: github.com
Status: Not defined
CVE: CVE-2021-39509 (🔍)
See also: 🔍
Entry
Created: 08/25/2021 11:36Updated: 08/29/2021 08:33
Changes: 08/25/2021 11:36 (38), 08/29/2021 08:33 (2)
Complete: 🔍
Cache ID: 3:4D4:103
No comments yet. Languages: en.
Please log in to comment.