Vulnerability Details : CVE-2021-25929
In OpenNMS Horizon, versions opennms-1-0-stable through opennms-27.1.0-1; OpenNMS Meridian, versions meridian-foundation-2015.1.0-1 through meridian-foundation-2019.1.18-1; meridian-foundation-2020.1.0-1 through meridian-foundation-2020.1.6-1 are vulnerable to Stored Cross-Site Scripting since there is no validation on the input being sent to the `name` parameter in `noticeWizard` endpoint. Due to this flaw an authenticated attacker could inject arbitrary script and trick other admin users into downloading malicious files.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-25929
- cpe:2.3:a:opennms:horizon:*:*:*:*:*:*:*:*
- cpe:2.3:a:opennms:meridian:*:*:*:*:*:*:*:*
- cpe:2.3:a:opennms:meridian:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-25929
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-25929
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
1.7
|
2.7
|
NIST |
CWE ids for CVE-2021-25929
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-25929
-
https://github.com/OpenNMS/opennms/commit/eb08b5ed4c5548f3e941a1f0d0363ae4439fa98c
NMS-13231: Backport Security Issues from Last Month · OpenNMS/opennms@eb08b5e · GitHubPatch;Third Party Advisory
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https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25929
CVE-2021-25929 | WhiteSource Vulnerability DatabaseExploit;Third Party Advisory
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https://github.com/OpenNMS/opennms/commit/66c1f626bf38a7d1a9530b4d68598269ee5245a2
NMS-13123: Prevent HTML markup in notification wizard · OpenNMS/opennms@66c1f62 · GitHubPatch;Third Party Advisory
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