CVE-2009-0637

Ios vulnerability

CVSS

7.1

EPSS

3.3%

EPSS pct

87th

Exploited

No known

The SCP server in Cisco IOS 12.2 through 12.4, when Role-Based CLI Access is enabled, does not enforce the CLI view configuration for file transfers, which allows remote authenticated users with an attached CLI view to (1) read or (2) overwrite arbitrary files via an SCP command.

Affected vendor

Cisco

Affected product

Ios

CVSS vector

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

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2009-03-27

Risk analysis

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

Its EPSS score of 3.3% 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-2009-0637

Confirm whether Cisco Ios is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2009-0637.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-0637

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-0637 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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