How severe is CVE-2015-8546?

CVE-2015-8546 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-8546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8546?

CVE-2015-8546 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8546?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2015-8546 published?

CVE-2015-8546 was published on 2020-04-10 and last updated on 2026-06-17.

CVE-2015-8546

CVE-2015-8546 is a critical-severity vulnerability in Google Android with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Google Android
Published: 2020-04-10
Last modified: 2026-06-17

Description

An issue was discovered on Samsung mobile devices with software through 2015-11-12, affecting the Galaxy S6/S6 Edge, Galaxy S6 Edge+, and Galaxy Note5 with the Shannon333 chipset. There is a stack-based buffer overflow in the baseband process that is exploitable for remote code execution via a fake base station. The Samsung ID is SVE-2015-5123 (December 2015).

Frequently asked questions

What is CVE-2015-8546?: An issue was discovered on Samsung mobile devices with software through 2015-11-12, affecting the Galaxy S6/S6 Edge, Galaxy S6 Edge+, and Galaxy Note5 with the Shannon333 chipset. There is a stack-based buffer overflow in the baseband process that is exploitable for remote code execution via a fake base station. The Samsung ID is SVE-2015-5123 (December 2015).
How severe is CVE-2015-8546?: CVE-2015-8546 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-8546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8546?: CVE-2015-8546 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8546?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2015-8546 published?: CVE-2015-8546 was published on 2020-04-10 and last updated on 2026-06-17.

References

https://security.samsungmobile.com/securityUpdate.smsb

Affected products (1)

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

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