Vulnerability · Published Aug 31, 2021 · Assigned by SolarWinds
CVE-2021-35240Stored XSS via Help Server settings
Medium 6.5
In plain English
A medium-severity cross-site scripting in Orion Platform from SolarWinds. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.1%top 34.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A security researcher stored XSS via a Help Server setting. This affects customers using Internet Explorer, because they do not support 'rel=noopener'.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SolarWinds | Orion Platform | 2020.2.6 and previous versions – before 2020.2.6 HF1 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:L
References
- https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm x_refsource_MISC
- https://support.solarwinds.com/SuccessCenter/s/article/Orion-Platform-2020-2-6-Hotfix-1?language=en_US x_refsource_MISC
- https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35240 x_refsource_MISC
- https://support.solarwinds.com/SuccessCenter/s/article/Mitigate-the-Stored-XSS-via-Help-Server-setting-CVE-2021-35240?language=en_US x_refsource_MISC