How severe is CVE-2017-6718?

CVE-2017-6718 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-2017-6718 being actively exploited?

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

What products are affected by CVE-2017-6718?

CVE-2017-6718 primarily affects Cisco Ios Xr. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6718?

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

When was CVE-2017-6718 published?

CVE-2017-6718 was published on 2017-07-04 and last updated on 2026-06-17.

CVE-2017-6718

CVE-2017-6718 is a medium-severity vulnerability in Cisco Ios Xr 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 7.2
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Ios Xr
Published: 2017-07-04
Last modified: 2026-06-17

Description

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to elevate privileges to the root level. More Information: CSCvb99384. Known Affected Releases: 6.2.1.BASE. Known Fixed Releases: 6.2.11.3i.ROUT 6.2.1.29i.ROUT 6.2.1.26i.ROUT.

Frequently asked questions

What is CVE-2017-6718?: A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to elevate privileges to the root level. More Information: CSCvb99384. Known Affected Releases: 6.2.1.BASE. Known Fixed Releases: 6.2.11.3i.ROUT 6.2.1.29i.ROUT 6.2.1.26i.ROUT.
How severe is CVE-2017-6718?: CVE-2017-6718 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-2017-6718 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6718?: CVE-2017-6718 primarily affects Cisco Ios Xr. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6718?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6718 published?: CVE-2017-6718 was published on 2017-07-04 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:cisco:ios_xr:6.0.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xr:6.0.2.01:*:*:*:*:*:*:*

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