How severe is CVE-2014-3354?

CVE-2014-3354 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2014-3354 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3354?

CVE-2014-3354 primarily affects Cisco Ios. In total, 131 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3354?

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-2014-3354 published?

CVE-2014-3354 was published on 2014-09-25 and last updated on 2026-06-17.

CVE-2014-3354

CVE-2014-3354 is a high-severity vulnerability in Cisco Ios 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Ios
Published: 2014-09-25
Last modified: 2026-06-17

Description

Cisco IOS 12.0, 12.2, 12.4, 15.0, 15.1, 15.2, and 15.3 and IOS XE 2.x and 3.x before 3.7.4S; 3.2.xSE and 3.3.xSE before 3.3.2SE; 3.3.xSG and 3.4.xSG before 3.4.4SG; and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allow remote attackers to cause a denial of service (device reload) via malformed RSVP packets, aka Bug ID CSCui11547.

Frequently asked questions

What is CVE-2014-3354?: Cisco IOS 12.0, 12.2, 12.4, 15.0, 15.1, 15.2, and 15.3 and IOS XE 2.x and 3.x before 3.7.4S; 3.2.xSE and 3.3.xSE before 3.3.2SE; 3.3.xSG and 3.4.xSG before 3.4.4SG; and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allow remote attackers to cause a denial of service (device reload) via malformed RSVP packets, aka Bug ID CSCui11547.
How severe is CVE-2014-3354?: CVE-2014-3354 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2014-3354 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3354?: CVE-2014-3354 primarily affects Cisco Ios. In total, 131 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3354?: 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-2014-3354 published?: CVE-2014-3354 was published on 2014-09-25 and last updated on 2026-06-17.

References

Affected products (131)

cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.1.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.1.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.1.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.2.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.2.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.2.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.3.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.3.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.3.1t:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.3.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.4.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.4.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.4.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.4.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.4.4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.5\(.0\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.5.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.5.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.6\(.0\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.6\(.1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.6\(.2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.6.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.6.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:2.6.2:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.1.0s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.1.0sg:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.1.1s:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:3.1.1sg:*:*:*:*:*:*:*

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