CVE-2015-6496
UnknownEPSS 3.20%
Last modified
CVE-2015-6496 is a vulnerability of currently unknown severity. conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a (1) DCCP, (2) SCTP, or (3) ICMPv6 packet.. EPSS estimates a 3.20% chance of exploitation in the next 30 days.
Description
conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a (1) DCCP, (2) SCTP, or (3) ICMPv6 packet.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Netfilter | Conntrack-Tools | <= 1.4.2 |
| Debian | Debian Linux | 7.0 |
| Debian | Debian Linux | 8.0 |
References
- http://bugzilla.netfilter.org/show_bug.cgi?id=910Exploit, Issue Tracking, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00015.htmlMailing List, Third Party Advisory
- http://www.debian.org/security/2015/dsa-3341Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/08/14/4Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/08/18/1Mailing List, Third Party Advisory
- https://git.netfilter.org/conntrack-tools/commit/?id=c392c159605956c7bd4a264ab4490e2b2704c0cdPatch, Vendor Advisory, URL Repurposed
- http://bugzilla.netfilter.org/show_bug.cgi?id=910Exploit, Issue Tracking, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00015.htmlMailing List, Third Party Advisory
- http://www.debian.org/security/2015/dsa-3341Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/08/14/4Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/08/18/1Mailing List, Third Party Advisory
- https://git.netfilter.org/conntrack-tools/commit/?id=c392c159605956c7bd4a264ab4490e2b2704c0cdPatch, Vendor Advisory, URL Repurposed
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2015-6496?
conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a (1) DCCP, (2) SCTP, or (3) ICMPv6 packet.
How severe is CVE-2015-6496?
Severity scoring for CVE-2015-6496 is pending analysis. The EPSS model estimates a 3.20% probability of exploitation in the next 30 days.
How do I fix CVE-2015-6496?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2015-6496?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST