CVE-2014-2108

CVE-2014-2108 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: 2% (80th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-20
• Affected product: Cisco Ios
• Published: 2014-03-27
• Last modified: 2026-06-17

Description

Cisco IOS 12.2 and 15.0 through 15.3 and IOS XE 3.2 through 3.7 before 3.7.5S and 3.8 through 3.10 before 3.10.1S allow remote attackers to cause a denial of service (device reload) via a malformed IKEv2 packet, aka Bug ID CSCui88426.

Frequently asked questions

What is CVE-2014-2108?

Cisco IOS 12.2 and 15.0 through 15.3 and IOS XE 3.2 through 3.7 before 3.7.5S and 3.8 through 3.10 before 3.10.1S allow remote attackers to cause a denial of service (device reload) via a malformed IKEv2 packet, aka Bug ID CSCui88426.

How severe is CVE-2014-2108?

CVE-2014-2108 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2014-2108 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-2108?

CVE-2014-2108 primarily affects Cisco Ios. In total, 67 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-2108?

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-2014-2108 published?

CVE-2014-2108 was published on 2014-03-27 and last updated on 2026-06-17.

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-ikev2

Affected products (67)

• cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios:15.0\(1\)se:*:*:*:*:*:*:*
• 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:3.2.0s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.0sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.0xo:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.1s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.1sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.2s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.2sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.3sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2.4sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2s\(.0\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2s\(.1\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.2s\(.2\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3.0s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3.0sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3.1s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3.1sg:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3.2s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3.3s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3s\(.0\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3s\(.1\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.3s\(.2\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.0as:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.0s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.1s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.2s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.3s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.4s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.5s:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4.xs:*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4s\(.0\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4s\(.1\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4s\(.2\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4s\(.3\):*:*:*:*:*:*:*
• cpe:2.3:o:cisco:ios_xe:3.4s\(.4\):*:*:*:*:*:*:*

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