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CVE-2019-11355

Published: Mar 12, 2020Updated: Nov 21, 2024 Sources: CVE List NVDCWE-78
NVD MITRE
7.2CVSSHIGH
EPSS Score
1.1%
Top 39.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An issue was discovered in Poly (formerly Polycom) HDX 3.1.13. A feature exists that allows the creation of a server / client certificate, or the upload of the user certificate, on the administrator's page. The value received from the user is the factor value of a shell script on the equipment. By entering a special character (such as a single quote) in a CN or other CSR field, one can insert a command into a factor value. A system command can be executed as root.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-78

Affected Products

hdx system softwarepolycom
On-prem
Communications / video-conferencing
n/an/a
polycomcommercialUSCommunicationsaka polycom

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://support.polycom.com/content/dam/polycom-support/global/documentation/hdx-3-1-14-advisory.pdf
support.polycom.com

Timeline

Published
Mar 12, 2020
Last Updated
Nov 21, 2024

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