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[email protected]NVD:CVE-2021-1434

HistoryMar 24, 2021 - 8:15 p.m.

CVE-2021-1434

2021-03-2420:15:14

CWE-552

[email protected]

web.nvd.nist.gov

cisco

ios xe

sd-wan software

cli

vulnerability

file system

CVSS2

6.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:C/A:C

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

EPSS

Percentile

5.1%

JSON

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system.

Affected configurations

Nvd

Node

ciscoios_xeMatch16.11.1

ciscoios_xeMatch16.11.1a

ciscoios_xeMatch16.11.1b

ciscoios_xeMatch16.11.1c

ciscoios_xeMatch16.11.1s

ciscoios_xeMatch16.11.2

ciscoios_xeMatch16.12.1

ciscoios_xeMatch16.12.1a

ciscoios_xeMatch16.12.1c

ciscoios_xeMatch16.12.1s

ciscoios_xeMatch16.12.1t

ciscoios_xeMatch16.12.1w

ciscoios_xeMatch16.12.1x

ciscoios_xeMatch16.12.1y

ciscoios_xeMatch16.12.1z

ciscoios_xeMatch16.12.1za

ciscoios_xeMatch16.12.2

ciscoios_xeMatch16.12.2a

ciscoios_xeMatch16.12.2s

ciscoios_xeMatch16.12.2t

ciscoios_xeMatch16.12.3

ciscoios_xeMatch16.12.3a

ciscoios_xeMatch16.12.3s

ciscoios_xeMatch17.2.1

ciscoios_xeMatch17.2.1a

ciscoios_xeMatch17.2.1r

ciscoios_xeMatch17.2.1v

VendorProductVersionCPE
ciscoios_xe16.11.1cpe:2.3:o:cisco:ios_xe:16.11.1:*:*:*:*:*:*:*
ciscoios_xe16.11.1acpe:2.3:o:cisco:ios_xe:16.11.1a:*:*:*:*:*:*:*
ciscoios_xe16.11.1bcpe:2.3:o:cisco:ios_xe:16.11.1b:*:*:*:*:*:*:*
ciscoios_xe16.11.1ccpe:2.3:o:cisco:ios_xe:16.11.1c:*:*:*:*:*:*:*
ciscoios_xe16.11.1scpe:2.3:o:cisco:ios_xe:16.11.1s:*:*:*:*:*:*:*
ciscoios_xe16.11.2cpe:2.3:o:cisco:ios_xe:16.11.2:*:*:*:*:*:*:*
ciscoios_xe16.12.1cpe:2.3:o:cisco:ios_xe:16.12.1:*:*:*:*:*:*:*
ciscoios_xe16.12.1acpe:2.3:o:cisco:ios_xe:16.12.1a:*:*:*:*:*:*:*
ciscoios_xe16.12.1ccpe:2.3:o:cisco:ios_xe:16.12.1c:*:*:*:*:*:*:*
ciscoios_xe16.12.1scpe:2.3:o:cisco:ios_xe:16.12.1s:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
cisco	ios_xe	16.11.1	cpe:2.3:o:cisco:ios_xe:16.11.1:::::::*
cisco	ios_xe	16.11.1a	cpe:2.3:o:cisco:ios_xe:16.11.1a:::::::*
cisco	ios_xe	16.11.1b	cpe:2.3:o:cisco:ios_xe:16.11.1b:::::::*
cisco	ios_xe	16.11.1c	cpe:2.3:o:cisco:ios_xe:16.11.1c:::::::*
cisco	ios_xe	16.11.1s	cpe:2.3:o:cisco:ios_xe:16.11.1s:::::::*
cisco	ios_xe	16.11.2	cpe:2.3:o:cisco:ios_xe:16.11.2:::::::*
cisco	ios_xe	16.12.1	cpe:2.3:o:cisco:ios_xe:16.12.1:::::::*
cisco	ios_xe	16.12.1a	cpe:2.3:o:cisco:ios_xe:16.12.1a:::::::*
cisco	ios_xe	16.12.1c	cpe:2.3:o:cisco:ios_xe:16.12.1c:::::::*
cisco	ios_xe	16.12.1s	cpe:2.3:o:cisco:ios_xe:16.12.1s:::::::*

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References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-arbfile-FUxskKDE

CVSS2

6.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:C/A:C

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

EPSS

Percentile

5.1%

JSON

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