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-2015-4328

14
FAUCET Score

CVE-2015-4328 describes an improper access control vulnerability in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2. Authenticated attackers can bypass read-only restrictions via crafted HTTP requests, enabling arbitrary OS command execution, specifically affecting read/write operations on the Unified Communications lookup page. With a CVSS score of 4.0 (AV:N/AC:L/Au:S/C:N/I:P/A:N), this vulnerability is of moderate severity, requiring authentication but having low attack complexity. The primary impact is unauthorized modification of data (integrity) rather than confidentiality or availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting low current threat activity.

Impacted Technologies

VendorProductVersion(s)CPE
x8.5.2CPE matchmatch criteria
cpe:2.3:a:cisco:telepresence_video_communication_server_software:x8.5.2:*:*:*:expressway:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.98%
Probability of exploitation in next 30 days
EPSS Percentile
78.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0198 is in the 91st percentile among its peer group of 21,974 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/viewAlert.x
Vendor Advisory
securityfocus.com / bid/76399
Third Party AdvisoryVDB Entry
securitytracker.com / id/1033329
Third Party AdvisoryVDB Entry