HOMEVULNERABILITIESCVE-2019-7249
CRITICAL

CVE-2019-7249

CWE-367Published: January 31, 2019· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

In Keybase before 2.12.6 on macOS, the move RPC to the Helper was susceptible to time-to-check-time-to-use bugs and would also allow one user of the system (who didn't have root access) to tamper with another's installs.

NVD Source

Technical Analysis

CVE-2019-7249 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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 9.8.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

keybase1 product(s)
keybase
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

PATCHhttps://hackerone.com/reports/471739
PATCHhttps://keybase.io/docs/secadv/kb004
PATCHhttps://hackerone.com/reports/471739
PATCHhttps://keybase.io/docs/secadv/kb004
ADVISORYhttp://www.securityfocus.com/bid/106824
ADVISORYhttp://www.securityfocus.com/bid/106824

All References (6)

→
http://www.securityfocus.com/bid/106824Third Party Advisory · VDB Entry
→
https://hackerone.com/reports/471739Exploit · Patch · Third Party Advisory
→
https://keybase.io/docs/secadv/kb004Exploit · Patch · Vendor Advisory
→
http://www.securityfocus.com/bid/106824Third Party Advisory · VDB Entry
→
https://hackerone.com/reports/471739Exploit · Patch · Third Party Advisory
→
https://keybase.io/docs/secadv/kb004Exploit · Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2019-7249
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-367
CISA KEVNo
Affected1 vendor(s)
PublishedJan 31, 2019

Related CVEs (CWE-367)

CVE-2025-64180
10.0
CVE-2024-28718
9.8
CVE-2024-56337
9.8
CVE-2024-50379
9.8
CVE-2019-5421
9.8
CVE-2026-53838
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-7249 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.COM. CVE data is provided under the NVD usage policy.
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