HOMEVULNERABILITIESCVE-2019-6498
HIGHPOC

CVE-2019-6498

CWE-125Published: January 21, 2019· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

GattLib 0.2 has a stack-based buffer over-read in gattlib_connect in dbus/gattlib.c because strncpy is misused.

NVD Source

Technical Analysis

CVE-2019-6498 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

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 8.8.

A proof-of-concept (PoC) exploit exists for CVE-2019-6498. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

labapart1 product(s)
gattlib
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
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://github.com/labapart/gattlib/issues/81
ADVISORYhttps://github.com/labapart/gattlib/issues/82
ADVISORYhttps://www.exploit-db.com/exploits/46215/
ADVISORYhttps://github.com/labapart/gattlib/issues/81
ADVISORYhttps://github.com/labapart/gattlib/issues/82
ADVISORYhttps://www.exploit-db.com/exploits/46215/

All References (6)

→
https://github.com/labapart/gattlib/issues/81Exploit · Issue Tracking · Third Party Advisory
→
https://github.com/labapart/gattlib/issues/82Exploit · Issue Tracking · Third Party Advisory
→
https://www.exploit-db.com/exploits/46215/Exploit · Third Party Advisory · VDB Entry
→
https://github.com/labapart/gattlib/issues/81Exploit · Issue Tracking · Third Party Advisory
→
https://github.com/labapart/gattlib/issues/82Exploit · Issue Tracking · Third Party Advisory
→
https://www.exploit-db.com/exploits/46215/Exploit · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2019-6498
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedJan 21, 2019

Related CVEs (CWE-125)

CVE-2021-21777
10.0
CVE-2013-0767
10.0
CVE-2021-41556
10.0
CVE-2026-24826
10.0
CVE-2009-2523
10.0
CVE-2017-14451
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-6498 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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