How severe is CVE-2016-9099?

CVE-2016-9099 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2016-9099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9099?

CVE-2016-9099 primarily affects Broadcom Advanced Secure Gateway. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9099?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-9099 published?

CVE-2016-9099 was published on 2017-05-11 and last updated on 2026-06-17.

CVE-2016-9099

CVE-2016-9099 is a medium-severity vulnerability in Broadcom Advanced Secure Gateway with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 5.8
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-601
Affected product: Broadcom Advanced Secure Gateway
Published: 2017-05-11
Last modified: 2026-06-17

Description

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 are susceptible to an open redirection vulnerability. A remote attacker can use a crafted management console URL in a phishing attack to redirect the target user to a malicious web site.

Frequently asked questions

What is CVE-2016-9099?: 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 are susceptible to an open redirection vulnerability. A remote attacker can use a crafted management console URL in a phishing attack to redirect the target user to a malicious web site.
How severe is CVE-2016-9099?: CVE-2016-9099 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2016-9099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9099?: CVE-2016-9099 primarily affects Broadcom Advanced Secure Gateway. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9099?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-9099 published?: CVE-2016-9099 was published on 2017-05-11 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:broadcom:advanced_secure_gateway:*:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:symantec_proxysg:*:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:advanced_secure_gateway:6.6:*:*:*:*:*:*:*
cpe:2.3:a:broadcom:symantec_proxysg:6.6:*:*:*:*:*:*:*

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Other CWE-601 (Open Redirect) vulnerabilities

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