|CVSS Meta Temp Score|
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
|Current Exploit Price (≈)|
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
|CTI Interest Score|
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
A vulnerability was found in Symantec Web Gateway 5.2.2 (Firewall Software). It has been classified as problematic. This affects an unknown functionality of the component PHP Script Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. 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. This is going to have an impact on confidentiality, and integrity.
The weakness was disclosed 09/16/2015 as ZDI-15-443 / SYM15-009 as confirmed advisory (ZDI). The advisory is shared at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2015-5691 since 07/28/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. Additional levels of successful authentication are required for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but an exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.
It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 86150 (Symantec Web Gateway Database < 22.214.171.1247 Multiple Vulnerabilities (SYM15-009) (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11528 (Symantec Web Gateway Multiple Security Vulnerabilities (SYM15-009)).
Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 19858.
CVSSv3VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
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ExploitingClass: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
Status: Highly functional
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Nessus ID: 86150
Nessus Name: Symantec Web Gateway Database < 126.96.36.1997 Multiple Vulnerabilities (SYM15-009) (credentialed check)
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CountermeasuresRecommended: no mitigation known
0-Day Time: 🔍
09/16/2015 +50 days 🔍
09/16/2015 +0 days 🔍
09/16/2015 +0 days 🔍
09/18/2015 +2 days 🔍
09/20/2015 +2 days 🔍
09/29/2015 +9 days 🔍
06/15/2022 +2451 days 🔍
Advisory: ZDI-15-443 / SYM15-009
CVE: CVE-2015-5691 (🔍)
X-Force: 106413 - Symantec Web Gateway .php scripts cross-site scripting
Vulnerability Center: 52984 - Symantec Web Gateway Remote XSS in Database Component due to Improper Validation of User-Supplied Input, Medium
SecurityFocus: 76728 - Symantec Web Gateway CVE-2015-5691 Multiple Cross Site Scripting Vulnerabilities
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
EntryCreated: 09/18/2015 11:28 AM
Updated: 06/15/2022 07:00 PM
Changes: 09/18/2015 11:28 AM (67), 01/31/2018 08:08 AM (4), 06/15/2022 06:52 PM (4), 06/15/2022 07:00 PM (1)
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