Vulnerability Intelligence Report
CVE-2016-1407
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.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
EPSS Probability:1.76%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| cisco | ios_xr | 2.0.0, 3.0.0, 3.0.1, 3.2.0, 3.2.1, 3.2.2, 3.2.3, 3.2.4, 3.2.6, 3.2.50, 3.3.0, 3.3.1, 3.3.2, 3.3.3, 3.3.4, 3.4.0, 3.4.1, 3.4.2, 3.4.3, 3.5.0, 3.5.2, 3.5.3, 3.5.4, 3.6.0, 3.6.1, 3.6.2, 3.6.3, 3.6_base, 3.7.0, 3.7.1, 3.7.2, 3.7.3, 3.7_base, 3.8.0, 3.8.1, 3.8.2, 3.8.3, 3.8.4, 3.9.0, 3.9.1, 3.9.2, 3.9.3, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.11, 4.0_base, 4.1.0, 4.1.1, 4.1.2, 4.1_base, 4.2.0, 4.2.1, 4.2.2, 4.2.3, 4.2.4, 4.3.0, 4.3.1, 4.3.2, 4.3.3, 4.3.4, 5.0.0, 5.0.1, 5.0_base, 5.1.0, 5.1.1.k9sec, 5.1.2, 5.1.3, 5.2.0, 5.2.1, 5.2.2, 5.2.3, 5.2.4, 5.2.5, 5.3.0, 5.3.1, 5.3.2 |
| cisco | asr_9001 | all |
| cisco | asr_9006 | all |
| cisco | asr_9010 | all |
| cisco | asr_9904 | all |
| cisco | asr_9912 | all |
| cisco | asr_9922 | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.765%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Cisco Systems, Inc. · Hosted Service · USA |
| Reserved | 2016-01-04T00:00:00 |
| Published | 2016-05-25T01:00:00 |
| Patch Date | 2016-05-19 |
| Last Updated | 2024-08-05T22:55:14 |
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