HOMEVULNERABILITIESCVE-2017-17099
HIGH

CVE-2017-17099

CWE-119Published: December 3, 2017· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

There exists an unauthenticated SEH based Buffer Overflow vulnerability in the HTTP server of Flexense SyncBreeze Enterprise v10.1.16. When sending a GET request with an excessive length, it is possible for a malicious user to overwrite the SEH record and execute a payload that would run under the Windows SYSTEM account.

NVD Source

Technical Analysis

CVE-2017-17099 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

flexense1 product(s)
syncbreeze
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://packetstormsecurity.com/files/144586/Sync-Breeze-Enterprise-10.1.16-SEH-Overflow.html
ADVISORYhttps://www.exploit-db.com/exploits/42984/
ADVISORYhttps://packetstormsecurity.com/files/144586/Sync-Breeze-Enterprise-10.1.16-SEH-Overflow.html
ADVISORYhttps://www.exploit-db.com/exploits/42984/

All References (4)

→
https://packetstormsecurity.com/files/144586/Sync-Breeze-Enterprise-10.1.16-SEH-Overflow.htmlExploit · Third Party Advisory · VDB Entry
→
https://www.exploit-db.com/exploits/42984/Exploit · Third Party Advisory · VDB Entry
→
https://packetstormsecurity.com/files/144586/Sync-Breeze-Enterprise-10.1.16-SEH-Overflow.htmlExploit · Third Party Advisory · VDB Entry
→
https://www.exploit-db.com/exploits/42984/Exploit · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2017-17099
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedDec 3, 2017

Related CVEs (CWE-119)

CVE-2007-0236
10.0
CVE-2009-1236
10.0
CVE-2008-2703
10.0
CVE-2010-4227
10.0
CVE-2010-2351
10.0
CVE-2009-1058
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-17099 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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