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cve[email protected]CVE-2017-9498
HistoryJul 31, 2017 - 3:29 a.m.

CVE-2017-9498

2017-07-3103:29:00
CWE-354
web.nvd.nist.gov
23
comcast
motorola
xfinity
firmware
upload
vulnerability
cve-2017-9498
digital signatures
nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

5.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

The Comcast firmware on Motorola MX011ANM (firmware version MX011AN_2.9p6s1_PROD_sey) and Xfinity XR11-20 Voice Remote devices allows local users to upload arbitrary firmware images to an XR11 by leveraging root access. In other words, there is no protection mechanism involving digital signatures for the firmware.

Affected configurations

NVD
Node
motorolamx011anm_firmwareMatchmx011an_2.9p6s1_prod_sey
AND
motorolamx011anmMatch-
Node
comcastxfinity_xr11-20_firmwareMatch-
AND
comcastxfinity_xr11-20Match-

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

5.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

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