How severe is CVE-2017-6728?

CVE-2017-6728 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6728?

CVE-2017-6728 affects Cisco Ios Xr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-6728?

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

When was CVE-2017-6728 published?

CVE-2017-6728 was published on 2017-07-10 and last updated on 2026-06-17.

CVE-2017-6728

CVE-2017-6728 is a high-severity vulnerability in Cisco Ios Xr with a CVSS 3.x base score of 7.0. 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 6.9
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Cisco Ios Xr
Published: 2017-07-10
Last modified: 2026-06-17

Description

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary code at the root privilege level on an affected system, because of Incorrect Permissions. More Information: CSCvb99389. Known Affected Releases: 6.2.1.BASE. Known Fixed Releases: 6.3.1.15i.BASE 6.2.3.1i.BASE 6.2.2.15i.BASE 6.1.4.10i.BASE.

Frequently asked questions

What is CVE-2017-6728?: A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary code at the root privilege level on an affected system, because of Incorrect Permissions. More Information: CSCvb99389. Known Affected Releases: 6.2.1.BASE. Known Fixed Releases: 6.3.1.15i.BASE 6.2.3.1i.BASE 6.2.2.15i.BASE 6.1.4.10i.BASE.
How severe is CVE-2017-6728?: CVE-2017-6728 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6728 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6728?: CVE-2017-6728 affects Cisco Ios Xr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6728?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-6728 published?: CVE-2017-6728 was published on 2017-07-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:cisco:ios_xr:-:*:*:*:*:*:*:*

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