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CVE-2018-8065

82
FAUCET Score

CVE-2018-8065 is a denial-of-service vulnerability affecting Flexense SyncBreeze Enterprise 10.6.24. It allows an unauthenticated attacker to trigger a user mode write access violation in the syncbrs.exe memory region by sending rapid HTTP requests with excessively long header values or URIs. This vulnerability has a CVSSv3 score of 7.5 (High), indicating a network-based attack with low complexity leading to high availability impact. While not observed in active exploitation (KEV), a Metasploit module exists, and its EPSS score suggests a high likelihood of exploitation. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
10.6.24CPE matchmatch criteria
cpe:2.3:a:flexense:syncbreeze:10.6.24:*:*:*:enterprise:*:*:*

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
76.24%
Probability of exploitation in next 30 days
EPSS Percentile
99.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: Flexense HTTP Server Denial Of Service · Mar 9, 2018
ExploitDB: EDB-51493 · May 31, 2023
This CVE's current EPSS score of 0.7624 is in the 99th percentile among its peer group of 51,551 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

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/172676/Flexense-HTTP-Server-10.6.24-Buffer-Overflow-Denial-Of-Service.html
github.com / EgeBalci/Sync_Breeze_Enterprise_10_6_24_-DOS
Third Party Advisory
github.com / rapid7/metasploit-framework/pull/9701
Issue TrackingThird Party Advisory