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CVE-2013-5211

5.0 · MEDIUM

The monlist feature in ntp_request.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service (traffic amplification) via forged (1) REQ_MON_GETLIST or (2) REQ_MON_GETLIS…

Published Jan 2, 2014opensuseCWE-20EPSS 97.55%

Overview

CVE-2013-5211 is a medium-severity vulnerability affecting opensuse opensuse. It was published on January 2, 2014 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

The monlist feature in ntp_request.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service (traffic amplification) via forged (1) REQ_MON_GETLIST or (2) REQ_MON_GETLIST_1 requests, as exploited in the wild in December 2013.

Remediation

Check the references section for vendor advisories and patches from opensuse. Update opensuse 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
ntpntp>= 0, < 4.2.7Affected

References

Refaix.software.ibm.com/aix/efixes/security/ntp_advisory.ascRefbugs.ntp.org/show_bug.cgi?id=1532Refics-cert.us-cert.gov/advisories/ICSA-14-051-04Reflists.ntp.org/pipermail/pool/2011-December/005616.htmlReflists.opensuse.org/opensuse-updates/2014-09/msg00031.htmlRefmarc.info/?l=bugtraq&m=138971294629419&w=2Refmarc.info/?l=bugtraq&m=144182594518755&w=2Refopenwall.com/lists/oss-security/2013/12/30/6Refopenwall.com/lists/oss-security/2013/12/30/7Refsecunia.com/advisories/59288

How CyberStrike helps

Frequently asked questions

What is CVE-2013-5211?

CVE-2013-5211 is a medium-severity vulnerability affecting opensuse opensuse. It was published on January 2, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2013-5211?

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-2013-5211?

Check the references section for vendor advisories and patches from opensuse. Update opensuse 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-2013-5211?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-5211 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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