CVE-2015-6271
Last modified
CVE-2015-6271 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.99% chance of exploitation in the next 30 days.
Description
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xe | 2.1.0 |
| Cisco | Ios Xe | 2.1.1 |
| Cisco | Ios Xe | 2.1.2 |
| Cisco | Ios Xe | 2.1.3 |
| Cisco | Ios Xe | 2.2.1 |
| Cisco | Ios Xe | 2.2.2 |
| Cisco | Ios Xe | 2.2.3 |
| Cisco | Ios Xe | 2.3.0 |
| Cisco | Ios Xe | 2.3.0t |
| Cisco | Ios Xe | 2.3.1t |
| Cisco | Ios Xe | 2.3.2 |
| Cisco | Ios Xe | 2.4.0 |
| Cisco | Ios Xe | 2.4.1 |
| Cisco | Ios Xe | 2.4.2 |
| Cisco | Ios Xe | 2.4.3 |
| Cisco | Ios Xe | 2.5.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2015-6271?
How severe is CVE-2015-6271?
How do I fix CVE-2015-6271?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2015
- CVE-2015-6265The CLI in Cisco Application Control Engine (ACE) 4700 A5 3.…
- CVE-2015-6266The guest portal in Cisco Identity Services Engine (ISE) 330…
- CVE-2015-6267Cisco IOS XE before 2.2.3 on ASR 1000 devices allows remote …
- CVE-2015-6268Cisco IOS XE before 2.2.3 on ASR 1000 devices allows remote …
- CVE-2015-6269Cisco IOS XE before 2.2.3 on ASR 1000 devices allows remote …
- CVE-2015-6270Cisco IOS XE before 2.2.3 on ASR 1000 devices allows remote …
- CVE-2015-6272Cisco IOS XE 2.1.0 through 2.2.3 and 2.3.0 on ASR 1000 devic…
- CVE-2015-6273Cisco IOS XE before 3.1.2S on ASR 1000 devices mishandles th…
- CVE-2015-6274The IPv4 implementation on Cisco ASR 1000 devices with softw…
- CVE-2015-6276Cisco TelePresence IX5000 8.0.3 stores a private key associa…
- CVE-2015-6277The ARP implementation in Cisco NX-OS on Nexus 1000V devices…
- CVE-2015-6278The IPv6 snooping functionality in the first-hop security su…
Are you affected by CVE-2015-6271?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST