Command Injection Vulnerability in OpenWrt DDNS Package
CVE-2021-28961

8.8HIGH

Key Information:

Vendor

Openwrt

Status
Openwrt
Vendor
CVE Published:
21 March 2021

What is CVE-2021-28961?

The DDNS package in OpenWrt 19.07 is vulnerable to command injection, allowing remote authenticated users to submit crafted POST requests that can execute arbitrary commands on the server. This flaw can potentially lead to unauthorized access and manipulation of system functions, making it crucial for users to apply necessary security updates.

References

https://github.com/openwrt/luci/commit/9df7ea4d66644df69f...
x_refsource_MISC
https://openwrt.org/advisory/2021-08-01-3
x_refsource_CONFIRM

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2021-28961 : Command Injection Vulnerability in OpenWrt DDNS Package