CVE-2016-6355

HIGH

Cisco IOS XR 5.1.x-5.1.3 5.2.x-5.2.5 5.3.x-5.3.2 - Denial of Service via Crafted Fragmented Packets

Title source: llm

Description

Memory leak in Cisco IOS XR 5.1.x through 5.1.3, 5.2.x through 5.2.5, and 5.3.x through 5.3.2 on ASR 9001 devices allows remote attackers to cause a denial of service (control-plane protocol outage) via crafted fragmented packets, aka Bug ID CSCux26791.

References (3)

Core 3

Core References

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1036585

Vendor Advisory vendor-advisory x_refsource_cisco

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160810-iosxr

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/92399

Scores

CVSS v3 7.5

EPSS 0.0287

EPSS Percentile 85.3%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-399

Status published

Products (14)

cisco/ios_xr 5.1.0

cisco/ios_xr 5.1.1

cisco/ios_xr 5.1.1.k9sec

cisco/ios_xr 5.1.2

cisco/ios_xr 5.1.3

cisco/ios_xr 5.2.0

cisco/ios_xr 5.2.1

cisco/ios_xr 5.2.2

cisco/ios_xr 5.2.3

cisco/ios_xr 5.2.4

... and 4 more

Published Aug 23, 2016

Tracked Since Feb 18, 2026