How severe is CVE-2017-6748?

CVE-2017-6748 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6748 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6748?

CVE-2017-6748 primarily affects Cisco Web Security Appliance. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6748?

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

When was CVE-2017-6748 published?

CVE-2017-6748 was published on 2017-07-25 and last updated on 2026-06-17.

CVE-2017-6748

CVE-2017-6748 is a medium-severity vulnerability in Cisco Web Security Appliance with a CVSS 3.x base score of 6.7. 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-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 7.2
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Cisco Web Security Appliance
Published: 2017-07-25
Last modified: 2026-06-17

Description

A vulnerability in the CLI parser of the Cisco Web Security Appliance (WSA) could allow an authenticated, local attacker to perform command injection and elevate privileges to root. The attacker must authenticate with valid operator-level or administrator-level credentials. Affected Products: virtual and hardware versions of Cisco Web Security Appliance (WSA). More Information: CSCvd88855. Known Affected Releases: 10.1.0-204. Known Fixed Releases: 10.5.1-270 10.1.1-234.

Frequently asked questions

What is CVE-2017-6748?: A vulnerability in the CLI parser of the Cisco Web Security Appliance (WSA) could allow an authenticated, local attacker to perform command injection and elevate privileges to root. The attacker must authenticate with valid operator-level or administrator-level credentials. Affected Products: virtual and hardware versions of Cisco Web Security Appliance (WSA). More Information: CSCvd88855. Known Affected Releases: 10.1.0-204. Known Fixed Releases: 10.5.1-270 10.1.1-234.
How severe is CVE-2017-6748?: CVE-2017-6748 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6748 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6748?: CVE-2017-6748 primarily affects Cisco Web Security Appliance. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6748?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6748 published?: CVE-2017-6748 was published on 2017-07-25 and last updated on 2026-06-17.

References

Affected products (19)

cpe:2.3:a:cisco:web_security_appliance:10.0.0-232:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.0.0-233:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.0_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.1.0-204:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.1.1-230:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.5.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:10.5.0-358:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_appliance:11.0.0-613:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.0_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.1_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.5.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:10.5_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:web_security_virtual_appliance:11.0_base:*:*:*:*:*:*:*

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