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CVE-2018-6875

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information...

7.5 High

CVE-2018-6875 is a high vulnerability (CVSS 7.5) in Shapeshift Keepkey Firmware, published March 14, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.09%, the 65th percentile. No source names a fixed version.

What does this mean?
Severity
7.5 HighCVSS 3.0, NVD
Exploit chance
1.09%EPSS, 65th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information display (of information that should not be accessible), related to text containing characters that the device's font lacks.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

1.09%Up 0.7 points since Apr 14, 2021
90%50%10%1%

Affected products

What each source reports

NVD Score used7.5

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information display (of information that should not be accessible), related to text containing characters that the device's font lacks.

Record
CVE-2018-6875
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-134
Updated
2026-11-02
CVE ListNo score

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information display (of information that should not be accessible), related to text containing characters that the device's font lacks.

Record
CVE-2018-6875
Updated
2026-11-02
EUVDEUVD-2018-18620No score

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information display (of information that should not be accessible), related to text containing characters that the device's font lacks.

Record
EUVD-2018-18620
Updated
2026-11-03
GitHub AdvisoriesGHSA-68qp-cw46-fhvq7.5

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information...

Format String vulnerability in KeepKey version 4.0.0 allows attackers to trigger information display (of information that should not be accessible), related to text containing characters that the device's font lacks.

Record
GHSA-68qp-cw46-fhvq
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-134
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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