How severe is CVE-2013-3411?

CVE-2013-3411 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2013-3411 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3411?

CVE-2013-3411 primarily affects Cisco Intrusion Prevention System. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3411?

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-2013-3411 published?

CVE-2013-3411 was published on 2013-07-18 and last updated on 2026-06-16.

CVE-2013-3411

CVE-2013-3411 is a high-severity vulnerability in Cisco Intrusion Prevention System with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Intrusion Prevention System
Published: 2013-07-18
Last modified: 2026-06-16

Description

The IDSM-2 drivers in Cisco Intrusion Prevention System (IPS) Software on Cisco Catalyst 6500 devices with an IDSM-2 module allow remote attackers to cause a denial of service (device hang) via malformed IPv4 TCP packets, aka Bug ID CSCuh27460.

Frequently asked questions

What is CVE-2013-3411?: The IDSM-2 drivers in Cisco Intrusion Prevention System (IPS) Software on Cisco Catalyst 6500 devices with an IDSM-2 module allow remote attackers to cause a denial of service (device hang) via malformed IPv4 TCP packets, aka Bug ID CSCuh27460.
How severe is CVE-2013-3411?: CVE-2013-3411 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2013-3411 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3411?: CVE-2013-3411 primarily affects Cisco Intrusion Prevention System. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3411?: 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-2013-3411 published?: CVE-2013-3411 was published on 2013-07-18 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:cisco:intrusion_prevention_system:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:idsm-2:-:*:*:*:*:*:*:*

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