How severe is CVE-2015-6294?

CVE-2015-6294 has a CVSS 2.0 base score of 6.1, rated medium severity.

Is CVE-2015-6294 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6294?

CVE-2015-6294 primarily affects Cisco Ios. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-6294?

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

When was CVE-2015-6294 published?

CVE-2015-6294 was published on 2015-09-18 and last updated on 2026-06-17.

CVE-2015-6294

CVE-2015-6294 is a medium-severity vulnerability in Cisco Ios with a CVSS 2.0 base score of 6.1. 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 6.1)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Cisco Ios
Published: 2015-09-18
Last modified: 2026-06-17

Description

Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to cause a denial of service (functionality loss) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuu25770.

Frequently asked questions

What is CVE-2015-6294?: Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to cause a denial of service (functionality loss) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuu25770.
How severe is CVE-2015-6294?: CVE-2015-6294 has a CVSS 2.0 base score of 6.1, rated medium severity.
Is CVE-2015-6294 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6294?: CVE-2015-6294 primarily affects Cisco Ios. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-6294?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-6294 published?: CVE-2015-6294 was published on 2015-09-18 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:cisco:ios:15.2\(2\)e:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(2\)e1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(2\)e2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2\(3\)e:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2e:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.6e.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.6e.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.6e.2:*:*:*:*:*:*:*

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