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CVE-2015-3143

5.0 · MEDIUM

cURL and libcurl 7.10.6 through 7.41.0 does not properly re-use NTLM connections, which allows remote attackers to connect as other users via an unauthenticated request, a similar issue to CVE-2014…

Published Apr 24, 2015haxxCWE-264EPSS 11.15%

Overview

CVE-2015-3143 is a medium-severity vulnerability affecting haxx curl. It was published on April 24, 2015 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

cURL and libcurl 7.10.6 through 7.41.0 does not properly re-use NTLM connections, which allows remote attackers to connect as other users via an unauthenticated request, a similar issue to CVE-2014-0015.

Remediation

Check the references section for vendor advisories and patches from haxx. Update curl to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
hpsystem_management_homepage0Affected
applemac_os_x0Affected

References

Refadvisories.mageia.org/MGASA-2015-0179.htmlRefcurl.haxx.se/docs/adv_20150422A.htmlRefkb.juniper.net/InfoCenter/index?page=content&id=JSA10743Reflists.apple.com/archives/security-announce/2015/Aug/msg00001.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-April/155957.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-April/156250.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-May/156945.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-May/157017.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-May/157188.htmlReflists.opensuse.org/opensuse-updates/2015-04/msg00057.html

How CyberStrike helps

Frequently asked questions

What is CVE-2015-3143?

CVE-2015-3143 is a medium-severity vulnerability affecting haxx curl. It was published on April 24, 2015 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2015-3143?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-3143?

Check the references section for vendor advisories and patches from haxx. Update curl to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-3143?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-3143 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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