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Vulnerabilities

Vulnerability · CVE-2013-3657

Buffer overflow in VMware ESXi 4.0 through 5.0, and ESX 4.0 and 4.1, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors.

Published Sep 10, 2013 · catalog updated Jun 16, 2026 · Buffer overflow in VMware

Last checked Oct 31, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2013-3657. EPSS is 3.09%. Act only if a listed version of Buffer overflow in VMware is installed.

Gaps on this record

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

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
3.09%
Remediation
Not established
Affected products
cpe vmware/esx · cpe vmware/esxi

Buffer overflow in VMware ESXi 4.0 through 5.0, and ESX 4.0 and 4.1, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors.

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 vmware/esx4.0
  • cpe vmware/esx4.1
  • cpe vmware/esxi4.0

How to fix CVE-2013-3657

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    Seen in 4.0 · 2 other packages on the advisory

  • Advisory

    Open the inventory_critical record and follow its fix.

  • Official advisories

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-2013-3657. EPSS is 3.09%. Act only if a listed version of Buffer overflow in VMware is installed.

Which versions are affected?

Compare what you have installed with 4.0, 4.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-119: Buffer Overflow. EPSS 3.09%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

VMware security

Code

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

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 10, 2013 · Monitored products — critical

    Detected

    Buffer overflow in VMware ESXi 4.0 through 5.0, and ESX 4.0 and 4.1, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors.

  2. Jun 16, 2026 · Monitored products — critical

    Updated

    Buffer overflow in VMware ESXi 4.0 through 5.0, and ESX 4.0 and 4.1, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors.

Sources

  • Monitored products — criticalVendor advisoryCVE-2013-3657

    Buffer overflow in VMware ESXi 4.0 through 5.0, and ESX 4.0 and 4.1, allows remote attackers to execute arbitrary code or cause a denial of service via unspecified vectors.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 31, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Monitored products — criticalOct 31, 2026