CVE-2016-10257

Name: CVE-2016-10257
Creator: NVD / NIST
Published: 2018-01-10T02:29:31.88+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.47%

Last modified Jun 17, 2026

CVE-2016-10257 is a vulnerability of currently unknown severity. The Symantec Advanced Secure Gateway (ASG) 6.6, ASG 6.7 (prior to 6.7.2.1), ProxySG 6.5 (prior to 6.5.10.6), ProxySG 6.6, and ProxySG 6.7 (prior to 6.7.2.1) management console is susceptible to a reflected XSS vulnerability. A remote attacker can use a crafted management console URL in a phishing attack to inject arbitrary JavaScript code into the management console web client application. EPSS estimates a 1.47% chance of exploitation in the next 30 days.

Description

The Symantec Advanced Secure Gateway (ASG) 6.6, ASG 6.7 (prior to 6.7.2.1), ProxySG 6.5 (prior to 6.5.10.6), ProxySG 6.6, and ProxySG 6.7 (prior to 6.7.2.1) management console is susceptible to a reflected XSS vulnerability. A remote attacker can use a crafted management console URL in a phishing attack to inject arbitrary JavaScript code into the management console web client application. This is a separate vulnerability from CVE-2016-10256.

Metrics

EPSS Probability

1.47%

70.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Broadcom	Advanced Secure Gateway	>= 6.7, < 6.7.2.1
Broadcom	Advanced Secure Gateway	6.6
Broadcom	Symantec Proxysg	>= 6.5, < 6.5.10.6
Broadcom	Symantec Proxysg	>= 6.7, < 6.7.2.1
Broadcom	Symantec Proxysg	6.6

References

http://www.securityfocus.com/bid/102447Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040138Third Party Advisory, VDB Entry
https://www.symantec.com/security-center/network-protection-security-advisories/SA155Vendor Advisory
http://www.securityfocus.com/bid/102447Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040138Third Party Advisory, VDB Entry
https://www.symantec.com/security-center/network-protection-security-advisories/SA155Vendor Advisory

Timeline

Published: Jan 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-10257?

How severe is CVE-2016-10257?

Severity scoring for CVE-2016-10257 is pending analysis. The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.

How do I fix CVE-2016-10257?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-10257?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST