Cisco ASR 9000 Series Aggregation Services Routers tmp Files Denial of Service (CVE-2015-4277)

medium Tenable OT Security Plugin ID 501247


The remote OT asset is affected by a vulnerability.


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.

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Refer to the vendor advisory.

See Also

Plugin Details

Severity: Medium

ID: 501247

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 7/25/2023

Updated: 12/14/2023

Supported Sensors: Tenable OT Security

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2015-4277


Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:nx-os:5.1.3, cpe:/o:cisco:nx-os:5.3.0

Required KB Items: Tenable.ot/Cisco

Exploit Ease: No known exploits are available

Patch Publication Date: 8/19/2015

Vulnerability Publication Date: 8/19/2015

Reference Information

CVE: CVE-2015-4277

CWE: 399