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Vulnerabilities

Vulnerability · CVE-2014-3583

The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the Apache HTTP Server 2.4.10 allows remote FastCGI servers to cause a denial of servic…

Published Dec 15, 2014 · catalog updated Jun 17, 2026 · mac os x

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

Check this week

CVE-2014-3583 is not in CISA KEV. FIRST estimates a 10.78% chance of exploitation in the next 30 days. Check whether you run mac os x.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
10.78%
Remediation
Advisory link
Affected products
cpe apple/mac os x

The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the Apache HTTP Server 2.4.10 allows remote FastCGI servers to cause a denial of service (buffer over-read and daemon crash) via long response headers.

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 apple/mac os x10.10.0
  • cpe apple/mac os x10.10.1
  • cpe apple/mac os x10.10.2
  • cpe apple/mac os x10.10.3
  • cpe apple/mac os x10.10.4
  • cpe apple/mac os x10.9.5

How to fix CVE-2014-3583

What to do

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

Should you patch?

CVE-2014-3583 is not in CISA KEV. FIRST estimates a 10.78% chance of exploitation in the next 30 days. Check whether you run mac os x.

Which versions are affected?

Compare what you have installed with apple/mac os x 10.10.0; apple/mac os x 10.10.1; apple/mac os x 10.10.2; apple/mac os x 10.10.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-119: Buffer Overflow. EPSS 10.78%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

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. Dec 15, 2014 · Monitored products — critical

    Detected

    The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the Apache HTTP Server 2.4.10 allows remote FastCGI servers to cause a denial of service (buffer over-read and daemon crash) via long response headers.

  2. Jun 17, 2026 · Monitored products — critical

    Updated

    The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the Apache HTTP Server 2.4.10 allows remote FastCGI servers to cause a denial of service (buffer over-read and daemon crash) via long response headers.

Sources

  • CVE.orgVulnerability recordCVE-2014-3583

    Official CVE identifier

    cve.org
  • Monitored products — criticalVendor advisoryCVE-2014-3583

    The handle_headers function in mod_proxy_fcgi.c in the mod_proxy_fcgi module in the Apache HTTP Server 2.4.10 allows remote FastCGI servers to cause a denial of service (buffer over-read and daemon crash) via long response headers.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 7, 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 — criticalNov 4, 2026