Vulnerability Intelligence Report
CVE-2015-6271
Cisco IOS XE 2.1.0 through 2.4.3 and 2.5.0 on ASR 1000 devices, when NAT Application Layer Gateway is used, allows remote attackers to cause a denial of service (Embedded Services Processor crash) via a crafted SIP packet, aka Bug IDs CSCta74749 and CSCta77008.
No Active Exploit Signals
CVSS Base Score
7.8
HIGH
EPSS Probability:1.99%
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_xe | 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.2.1, 2.2.2, 2.2.3, 2.3.0, 2.3.0t, 2.3.1t, 2.3.2, 2.4.0, 2.4.1, 2.4.2, 2.4.3, 2.5.0 |
| cisco | asr_1001 | all |
| cisco | asr_1001-x | all |
| cisco | asr_1002 | all |
| cisco | asr_1002-x | all |
| cisco | asr_1004 | all |
| cisco | asr_1006 | all |
| cisco | asr_1013 | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.995%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Cisco Systems, Inc. · Hosted Service · USA |
| Reserved | 2015-08-17T00:00:00 |
| Published | 2015-08-31T20:00:00 |
| Patch Date | 2015-08-27 |
| Last Updated | 2024-08-06T07:15:13 |
Community Chatter & Buzz