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-2018-0473

28
FAUCET Score

CVE-2018-0473 describes a denial-of-service vulnerability in the Precision Time Protocol (PTP) subsystem of Cisco IOS Software. An unauthenticated, remote attacker can exploit this by sending specially crafted PTP packets, leading to time synchronization issues across the network. This vulnerability carries a high CVSS score of 8.6, indicating a network-based attack with low complexity and high impact on availability. While not actively exploited in the wild and lacking public exploit code, it has garnered some community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
15.2\(4\)eCPE matchmatch criteria
cpe:2.3:o:cisco:ios:15.2\(4\)e:*:*:*:*:*:*:*
15.2\(5\)CPE matchmatch criteria
cpe:2.3:o:cisco:ios:15.2\(5\):*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.6HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
4.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.52%
Probability of exploitation in next 30 days
EPSS Percentile
88.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0352 is in the 79th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

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

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

ics-cert.us-cert.gov / advisories/ICSA-19-094-03
tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-ptp
Vendor Advisory
securityfocus.com / bid/105427
Third Party AdvisoryVDB Entry
securitytracker.com / id/1041737
Third Party AdvisoryVDB Entry