CVE-2015-4277
First published: Wed Aug 19 2015(Updated: )
The global-configuration implementation on Cisco ASR 9000 devices with software 5.1.3 and 5.3.0 improperly closes vty sessions after a commit/end operation, which allows local users to cause a denial of service (tmp/*config file creation, memory consumption, and device hang) via unspecified vectors, aka Bug ID CSCut93842.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco NX-OS | =5.1.3 | |
| Cisco NX-OS | =5.3.0 | |
| Cisco Nexus 93120TX Firmware | ||
| Cisco Nexus 93128 Firmware | ||
| Cisco Nexus 9332PQ Firmware | ||
| Cisco Nexus N9336PQ-X | ||
| Cisco Nexus 9372PX-E | ||
| Cisco Nexus 9372TX | ||
| Cisco Nexus 9396PX Firmware | ||
| Cisco Nexus 9396TX Firmware | ||
| Cisco Nexus 9504 firmware | ||
| Cisco Nexus 9508 | ||
| Cisco Nexus 9516 firmware |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2015-4277?
CVE-2015-4277 has a high severity rating as it can lead to a denial of service condition on affected Cisco ASR 9000 devices.
How do I fix CVE-2015-4277?
To fix CVE-2015-4277, update the affected Cisco ASR 9000 devices to the recommended software versions beyond 5.3.0.
What devices are affected by CVE-2015-4277?
CVE-2015-4277 affects Cisco ASR 9000 devices running software versions 5.1.3 and 5.3.0.
What types of attacks can exploit CVE-2015-4277?
Local users can exploit CVE-2015-4277 through unspecified vectors that cause tmp/*config file creation and memory consumption.
What is the impact of CVE-2015-4277 on my network?
The impact of CVE-2015-4277 includes potential device hang and overall network stability issues due to denial of service.
- agent/references
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/severity
- agent/weakness
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/cisco
- canonical/cisco nx-os
- version/cisco nx-os/5.1.3
- version/cisco nx-os/5.3.0
- canonical/cisco nexus 93120tx firmware
- canonical/cisco nexus 93128 firmware
- canonical/cisco nexus 9332pq firmware
- canonical/cisco nexus n9336pq-x
- canonical/cisco nexus 9372px-e
- canonical/cisco nexus 9372tx
- canonical/cisco nexus 9396px firmware
- canonical/cisco nexus 9396tx firmware
- canonical/cisco nexus 9504 firmware
- canonical/cisco nexus 9508
- canonical/cisco nexus 9516 firmware