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Vulnerabilities

Vulnerability · CVE-2013-2233

Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

Published May 4, 2018 · catalog updated Jun 16, 2026 · Ansible before 1.2.1 makes

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2013-2233. EPSS is 1.90%. Act only if a listed version of Ansible before 1.2.1 makes is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Ansible before 1.2.1 makes).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.90%
Remediation
Version ranges on file
Affected products
cpe redhat/ansible

Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe redhat/ansible< 1.2.1

How to fix CVE-2013-2233

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2013-2233. EPSS is 1.90%. Act only if a listed version of Ansible before 1.2.1 makes is installed.

Which versions are affected?

Compare what you have installed with < 1.2.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-320. EPSS 1.90%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Ansible security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 4, 2018 · Monitored products — high

    Detected

    Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

  2. Jun 16, 2026 · Monitored products — high

    Updated

    Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

Sources

  • CVE.orgVulnerability recordCVE-2013-2233

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2013-2233

    Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — highNov 2, 2026