Is CVE-2015-0586 being actively exploited?

CVE-2015-0586 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2015-0586?

CVE-2015-0586 has a CVSS 2.0 base score of 7.8 (HIGH).

CVE-2015-0586

HIGH · CVSS 7.8EPSS 2.3%EU EUVD

The Network-Based Application Recognition (NBAR) protocol implementation in Cisco IOS 15.3(100)M and earlier on Cisco 2900 Integrated Services Router (aka Cisco Internet Router) devices allows remote attackers to cause a denial of service (NBAR process hang) via IPv4 packets, aka Bug ID CSCuo73682.

Key facts

CVSS score: 7.8 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-399
EPSS score: 2.3% (84th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2015-0599)
Published: January 28, 2015
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2015-0599 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / 2900 integrated service router
cisco / ios

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0586(Vendor Advisory)
http://tools.cisco.com/security/center/viewAlert.x?alertId=37171(Vendor Advisory)
http://www.securityfocus.com/bid/72309(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1031659(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/100660

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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