CVE-2016-1407

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-05-25 · updated 2026-06-17
Weakness: CWE-20

Description

Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.

Affected products

Cisco IOS XR Software: 2.0.0, 3.0.0, 3.0.1, 3.2.0, 3.2.1, 3.2.2 (+73)

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160519-ios-xr
http://www.securitytracker.com/id/1035934
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160519-ios-xr
http://www.securitytracker.com/id/1035934

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