CVE-2016-6538

Q: How do I fix CVE-2016-6538?

Upgrade trackr bravo firmware to 2.2.5 or later.

Q: Is CVE-2016-6538 being actively exploited?

Not that we know of. CVE-2016-6538 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 61% of all scored CVEs.

Q: How severe is CVE-2016-6538?

CVE-2016-6538 has a CVSS v3 base score of 8.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2016-6538 affect?

Published advisories record a fix for trackr bravo firmware (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

HIGH

8.8

CVSS v3

NVD

Description

The TrackR Bravo mobile app stores the account password used to authenticate to the cloud API in cleartext in the cache.db file. Updated apps, version 5.1.6 for iOS and 2.2.5 for Android, have been released by the vendor to address the vulnerabilities in CVE-2016-6538, CVE-2016-6539, CVE-2016-6540 and CVE-2016-6541.

CWE-313 CWE-200Information Exposure CWE-255

How to fix

Remediation Available

trackr bravo firmwareNVD

Affected:< 2.2.5Fixed in:2.2.5CVE-2016-6538derived from NVD

Affected:< 5.1.6Fixed in:5.1.6CVE-2016-6538derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

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

Exploit Intelligence

1.05%probability of exploitation in 30 days

61stpercentile

Moderate risk: more likely to be exploited than 61% of all known CVEs.

References

Exploit1

blog.rapid7.com

Third-Party Advisory3

Related Vulnerabilities

Other CWE-313 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-19291	Medium	5.3	0.7%	-	-
CVE-2016-6547	High	7.8	0.4%	-	-
CVE-2016-6546	High	7.8	0.4%	-	-
CVE-2018-10622	Medium	5.2	0.4%	-	-
CVE-2025-2120	Low	2.1	0.3%	-	-
CVE-2025-5098	Critical	9.1	0.3%	-	-

Common questions

How do I fix CVE-2016-6538?

Upgrade trackr bravo firmware to 2.2.5 or later.

Is CVE-2016-6538 being actively exploited?

Not that we know of. CVE-2016-6538 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 61% of all scored CVEs.

How severe is CVE-2016-6538?

CVE-2016-6538 has a CVSS v3 base score of 8.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2016-6538 affect?

Published advisories record a fix for trackr bravo firmware (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.