Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2019-11355

23
FAUCET Score

CVE-2019-11355 is a critical command injection vulnerability affecting Polycom HDX 3.1.13 video conferencing systems. An authenticated attacker with administrative privileges can inject arbitrary system commands as root by manipulating certificate fields during creation or upload. This high-severity flaw (CVSS 7.2) allows for complete compromise of the system's confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, the vulnerability's nature and the potential for root-level access warrant attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.1.13CPE matchmatch criteria
cpe:2.3:a:polycom:hdx_system_software:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.08%
Probability of exploitation in next 30 days
EPSS Percentile
61.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0108 is in the 50th percentile among its peer group of 5,530 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

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