CVE-2014-3396
UnknownEPSS 1.36%
Last modified
CVE-2014-3396 is a vulnerability of currently unknown severity. Cisco IOS XR on ASR 9000 devices does not properly use compression for port-range and address-range encoding, which allows remote attackers to bypass intended Typhoon line-card ACL restrictions via transit traffic, aka Bug ID CSCup30133.. EPSS estimates a 1.36% chance of exploitation in the next 30 days.
Description
Cisco IOS XR on ASR 9000 devices does not properly use compression for port-range and address-range encoding, which allows remote attackers to bypass intended Typhoon line-card ACL restrictions via transit traffic, aka Bug ID CSCup30133.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xr | All versions |
| Cisco | Asr 9000 Rsp440 Router | All versions |
| Cisco | Asr 9001 | All versions |
| Cisco | Asr 9006 | All versions |
| Cisco | Asr 9010 | All versions |
| Cisco | Asr 9904 | All versions |
| Cisco | Asr 9912 | All versions |
| Cisco | Asr 9922 | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2014-3396?
Cisco IOS XR on ASR 9000 devices does not properly use compression for port-range and address-range encoding, which allows remote attackers to bypass intended Typhoon line-card ACL restrictions via transit traffic, aka Bug ID CSCup30133.
How severe is CVE-2014-3396?
Severity scoring for CVE-2014-3396 is pending analysis. The EPSS model estimates a 1.36% probability of exploitation in the next 30 days.
How do I fix CVE-2014-3396?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2014-3396?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST