Vulnerability Details : CVE-2021-28961
applications/luci-app-ddns/luasrc/model/cbi/ddns/detail.lua in the DDNS package for OpenWrt 19.07 allows remote authenticated users to inject arbitrary commands via POST requests.
Products affected by CVE-2021-28961
- cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-28961
0.29%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 65 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-28961
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-28961
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-28961
-
https://github.com/openwrt/luci/commit/9df7ea4d66644df69fcea18b36bc465912ffc
luci-app-ddns: fix multiple authenticated RCEs · openwrt/luci@9df7ea4 · GitHubPatch;Third Party Advisory
-
https://openwrt.org/advisory/2021-08-01-3
[OpenWrt Wiki] Security Advisory 2021-08-01-3 - luci-app-ddns: Multiple authenticated RCEs (CVE-2021-28961)Patch;Vendor Advisory
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