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cveCiscoCVE-2017-6773
HistoryAug 17, 2017 - 8:29 p.m.

CVE-2017-6773

2017-08-1720:29:00
CWE-20
cisco
web.nvd.nist.gov
26
cisco
asr 5000
cli
vulnerability
bypass
cisco staros
exploit
nvd
cve-2017-6773

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.6

Confidence

High

EPSS

0

Percentile

5.1%

A vulnerability in the CLI of Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system could allow an authenticated, local attacker to bypass the CLI restrictions and execute commands on the underlying operating system. The vulnerability is due to insufficient input sanitization of user-supplied input at the CLI. An attacker could exploit this vulnerability by crafting a script on the device that will allow them to bypass built-in restrictions. An exploit could allow the unauthorized user to launch the CLI directly from a command shell. Cisco Bug IDs: CSCvd47722. Known Affected Releases: 21.0.v0.65839.

Affected configurations

Nvd
Node
ciscoasr_5000_softwareMatch21.0.v0.65839
VendorProductVersionCPE
ciscoasr_5000_software21.0.v0.65839cpe:2.3:a:cisco:asr_5000_software:21.0.v0.65839:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "StarOS for ASR 5000 Series Aggregated Services Routers",
    "vendor": "Cisco Systems, Inc.",
    "versions": [
      {
        "status": "affected",
        "version": "21.0.v0.65839"
      }
    ]
  }
]

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.6

Confidence

High

EPSS

0

Percentile

5.1%

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