CVE-2017-9802
Improper Neutralization of Input During Web Page Generation Apache Sling Servlets Post
6.1
MEDIUM
CVSS 3.1
EPSS 0.68%
Description
The Javascript method Sling.evalString() in Apache Sling Servlets Post before 2.3.22 uses the javascript 'eval' function to parse input strings, which allows for XSS attacks by passing specially crafted input strings.
How to fix CVE-2017-9802
To remediate CVE-2017-9802, upgrade the affected package to a fixed version below.
- —upgrade to 2.3.22 or later
Is CVE-2017-9802 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.3.22
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (6)
- ADVISORYnvd.nist.gov/vuln/detail/CVE-2017-9802
- WEBpacketstormsecurity.com/files/143758/Apache-Sling-Servlets-Post-2.3.20-Cross-Site-Scripting.html
- WEBissues.apache.org/jira/browse/SLING-7041
- WEBlists.apache.org/thread.html/2f4b8333e44c6e7e0b00933bd4204ce64829952f60dbb6814f2cdf91@%3Cdev.sling.apache.org%3E