CVE-2015-5690

Web Gateway vulnerability

CVSS

8.5

EPSS

3.5%

EPSS pct

88th

Exploited

No known

The management console on Symantec Web Gateway (SWG) appliances with software before 5.2.2 DB 5.0.0.1277 allows remote authenticated users to bypass intended access restrictions and execute arbitrary commands by leveraging a "redirect."

Affected vendor

Symantec

Affected product

Web Gateway

CVSS vector

AV:N/AC:M/Au:S/C:C/I:C/A:C

Weakness type (CWE)

CWE-78 — OS Command Injection

Published

2015-09-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring single-factor authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2015-5690

Confirm whether Symantec Web Gateway is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-5690.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-5690

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-5690 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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