CVE & CISA-KEV Catalog

CVE-2014-3613

MEDIUMEPSS 94th pctl
5.0
CVSS v2
NVD

Description

cURL and libcurl before 7.38.0 does not properly handle IP addresses in cookie domain names, which allows remote attackers to set cookies for or send arbitrary cookies to certain sites, as demonstrated by a site at 192.168.0.1 setting cookies for a site at 127.168.0.1.

How to fix

Remediation Available
curlDebian
Fixed in:7.38.0-1CVE-2014-3613
Fixed in:7.38.0-1CVE-2014-3613
Fixed in:7.38.0-1CVE-2014-3613
Fixed in:7.38.0-1CVE-2014-3613
curlUbuntu
Fixed in:7.35.0-1ubuntu2.1USN-2346-1
libcurl3Ubuntu
Fixed in:7.35.0-1ubuntu2.1USN-2346-1
libcurl3-gnutlsUbuntu
Fixed in:7.35.0-1ubuntu2.1USN-2346-1
libcurl3-nssUbuntu
Fixed in:7.35.0-1ubuntu2.1USN-2346-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

7.14%probability of exploitation in 30 days
94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Related Vulnerabilities

Other CWE-310 (Cryptographic Issues) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2014-3566Low3.4100%-Fix
CVE-2015-4000Low3.7100%-Fix
CVE-2015-0204Medium4.399%-Fix
CVE-2016-2107Medium5.989%-Fix
CVE-2016-0800Medium5.982%-Fix
CVE-2014-8684Critical9.872%--

Common questions

How do I fix CVE-2014-3613?

Published advisories record a fix for 5 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2014-3613 being actively exploited?

Not that we know of. CVE-2014-3613 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 7.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 94% of all scored CVEs.

How severe is CVE-2014-3613?

CVE-2014-3613 has a CVSS v2 base score of 5.0, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2014-3613 affect?

Published advisories record a fix for curl (Debian), curl (Ubuntu), libcurl3 (Ubuntu), libcurl3-gnutls (Ubuntu), and 1 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.