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CVE-2018-15492

25
FAUCET Score

CVE-2018-15492 describes a UDP amplification vulnerability in the lservnt.exe component of Gemalto Sentinel License Manager, specifically affecting version 8.5.3.35 and fixed in 8.5.3.2403. This vulnerability carries a high CVSS score of 7.5, indicating a severe impact with high availability loss, and can be exploited remotely without authentication or user interaction. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.5.3.35, <= 8.5.3.2403CPE matchmatch criteria
cpe:2.3:a:gemalto:sentinel_license_manager:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.21%
Probability of exploitation in next 30 days
EPSS Percentile
65.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0121 is in the 44th percentile among its peer group of 51,485 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

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

Vendor Patches (1)

github_advisoryworkaround availablevia nvd_reference
View patch

References

github.com / mspaling/sentinel-ddos-signature/blob/master/sentinel-ddos-signature.txt
MitigationThird Party Advisory
support.radware.com / app/answers/answer_view/a_id/17879/~/security-advisory-sentinel-reflection-ddos
Third Party Advisory