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MitreCVE-2018-18568

HistoryOct 24, 2018 - 10:29 p.m.

CVE-2018-18568

2018-10-2422:29:01

CWE-295

mitre

web.nvd.nist.gov

cve-2018-18568

polycom

vvx 500

vvx 601

man-in-the-middle

x.509 certificates

on-premise installation

skype for business

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.002

Percentile

58.7%

JSON

Polycom VVX 500 and 601 devices 5.8.0.12848 and earlier allows man-in-the-middle attackers to obtain sensitive credential information by leveraging failure to validate X.509 certificates when used with an on-premise installation with Skype for Business.

Affected configurations

Nvd

Node

polycomunified_communications_softwareRange≤5.8.0.12848

Node

polycomvvx_601_firmwareMatch-

AND

polycomvvx_601Match-

Node

polycomvvx_500_firmwareMatch-

AND

polycomvvx_500Match-

VendorProductVersionCPE
polycomunified_communications_software*cpe:2.3:o:polycom:unified_communications_software:*:*:*:*:*:*:*:*
polycomvvx_601_firmware-cpe:2.3:o:polycom:vvx_601_firmware:-:*:*:*:*:*:*:*
polycomvvx_601-cpe:2.3:h:polycom:vvx_601:-:*:*:*:*:*:*:*
polycomvvx_500_firmware-cpe:2.3:o:polycom:vvx_500_firmware:-:*:*:*:*:*:*:*
polycomvvx_500-cpe:2.3:h:polycom:vvx_500:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
polycom	unified_communications_software	*	cpe:2.3:o:polycom:unified_communications_software::::::::
polycom	vvx_601_firmware	-	cpe:2.3:o:polycom:vvx_601_firmware:-:::::::*
polycom	vvx_601	-	cpe:2.3:h:polycom:vvx_601:-:::::::*
polycom	vvx_500_firmware	-	cpe:2.3:o:polycom:vvx_500_firmware:-:::::::*
polycom	vvx_500	-	cpe:2.3:h:polycom:vvx_500:-:::::::*

References

seclists.org/bugtraq/2018/Oct/36

www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2018-027.txt

Social References

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.002

Percentile

58.7%

JSON

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