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-2018-20033

33
FAUCET Score

CVE-2018-20033 is a critical remote code execution vulnerability affecting FlexNet Publisher versions 11.16.1.0 and earlier, as well as Flexera and Oracle products utilizing these components. This flaw allows a remote attacker to corrupt memory, potentially leading to the shutdown of vendor daemons. With a CVSS score of 9.8 (Critical), it presents a high risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While no active exploits have been demonstrated and no public exploit code exists, the vulnerability has garnered significant community discussion, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
<= 11.16.1.0CPE matchmatch criteria
cpe:2.3:a:flexera:flexnet_publisher:*:*:*:*:*:*:*:*
>= 13.1, <= 13.4CPE matchmatch criteria
cpe:2.3:a:oracle:communications_lsms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.67%
Probability of exploitation in next 30 days
EPSS Percentile
88.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0367 is in the 81st percentile among its peer group of 36,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

oraclepatch availablevia nvd_reference
View patch

References

secuniaresearch.flexerasoftware.com / advisories/85979
Not ApplicableVendor Advisory
oracle.com / security-alerts/cpuoct2021.html
PatchThird Party Advisory
securityfocus.com / bid/109155
Broken Link