How severe is CVE-2015-6298?

CVE-2015-6298 has a CVSS 2.0 base score of 9.0, rated critical severity.

Is CVE-2015-6298 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6298?

CVE-2015-6298 affects Cisco Web Security Appliance. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6298?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2015-6298 published?

CVE-2015-6298 was published on 2015-11-06 and last updated on 2026-06-17.

CVE-2015-6298

CVE-2015-6298 is a critical-severity vulnerability in Cisco Web Security Appliance with a CVSS 2.0 base score of 9.0. 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-78.

Key facts

Severity: Critical (CVSS 2.0 base score 9.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Cisco Web Security Appliance
Published: 2015-11-06
Last modified: 2026-06-17

Description

The admin web interface in Cisco AsyncOS 8.x before 8.0.8-113, 8.1.x and 8.5.x before 8.5.3-051, 8.6.x and 8.7.x before 8.7.0-171-LD, and 8.8.x before 8.8.0-085 on Web Security Appliance (WSA) devices allows remote authenticated users to obtain root privileges via crafted certificate-generation arguments, aka Bug ID CSCus83445.

Frequently asked questions

What is CVE-2015-6298?: The admin web interface in Cisco AsyncOS 8.x before 8.0.8-113, 8.1.x and 8.5.x before 8.5.3-051, 8.6.x and 8.7.x before 8.7.0-171-LD, and 8.8.x before 8.8.0-085 on Web Security Appliance (WSA) devices allows remote authenticated users to obtain root privileges via crafted certificate-generation arguments, aka Bug ID CSCus83445.
How severe is CVE-2015-6298?: CVE-2015-6298 has a CVSS 2.0 base score of 9.0, rated critical severity.
Is CVE-2015-6298 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6298?: CVE-2015-6298 affects Cisco Web Security Appliance. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6298?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2015-6298 published?: CVE-2015-6298 was published on 2015-11-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:web_security_appliance:8.5.0-497:*:*:*:*:*:*:*

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