Vulnerability Details : CVE-2015-8766
Potential exploit
Multiple cross-site scripting (XSS) vulnerabilities in content/content.systempreferences.php in Symphony CMS before 2.6.4 allow remote attackers to inject arbitrary web script or HTML via the (1) email_sendmail[from_name], (2) email_sendmail[from_address], (3) email_smtp[from_name], (4) email_smtp[from_address], (5) email_smtp[host], (6) email_smtp[port], (7) jit_image_manipulation[trusted_external_sites], or (8) maintenance_mode[ip_whitelist] parameters to system/preferences.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2015-8766
- cpe:2.3:a:getsymphony:symphony:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-8766
0.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-8766
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2015-8766
-
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-2015-8766
-
https://cybersecurityworks.com/zerodays/cve-2015-8766-getsymphoney.html
CVE-2015-8766 - Reflected Cross-Site Scripting (XSS) in Symphony CMS
-
http://seclists.org/fulldisclosure/2015/Dec/60
Full Disclosure: Symphony 2.6.3 – Multiple Persistent Cross-Site Scripting VulnerabilitiesExploit
-
http://www.getsymphony.com/download/releases/version/2.6.4/
Release Details – Release History – Download – Symphony.Patch;Vendor Advisory
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https://github.com/symphonycms/symphony-2/commit/651e150091c61fb60ad1dff2bc2166185a83d9d6
Sanitize the POST for the system/preferences/ · symphonycms/symphony-2@651e150 · GitHub
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