CVE-2014-3299

Ios vulnerability

CVSS

6.8

EPSS

3.1%

EPSS pct

87th

Exploited

No known

Cisco IOS allows remote authenticated users to cause a denial of service (device reload) via malformed IPsec packets, aka Bug ID CSCui79745.

Affected vendor

Cisco

Affected product

Ios

CVSS vector

AV:N/AC:L/Au:S/C:N/I:N/A:C

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2014-06-25

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring single-factor authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 3.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2014-3299

Confirm whether Cisco Ios is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2014-3299.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2014-3299

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2014-3299 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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