How severe is CVE-2018-9475?

CVE-2018-9475 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-9475 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-9475?

CVE-2018-9475 primarily affects Google Android. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-9475?

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

Does CVE-2018-9475 have an EU (EUVD) identifier?

Yes. CVE-2018-9475 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21069.

When was CVE-2018-9475 published?

CVE-2018-9475 was published on 2024-11-20 and last updated on 2026-06-17.

CVE-2018-9475

CVE-2018-9475 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21069
Weakness: CWE-787
Affected product: Google Android
Published: 2024-11-20
Last modified: 2026-06-17

Description

In HeadsetInterface::ClccResponse of btif_hf.cc, there is a possible out of bounds stack write due to a missing bounds check. This could lead to remote escalation of privilege via Bluetooth, if the recipient has enabled SIP calls with no additional execution privileges needed. User interaction is not needed for exploitation.

Frequently asked questions

What is CVE-2018-9475?: In HeadsetInterface::ClccResponse of btif_hf.cc, there is a possible out of bounds stack write due to a missing bounds check. This could lead to remote escalation of privilege via Bluetooth, if the recipient has enabled SIP calls with no additional execution privileges needed. User interaction is not needed for exploitation.
How severe is CVE-2018-9475?: CVE-2018-9475 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-9475 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-9475?: CVE-2018-9475 primarily affects Google Android. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-9475?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2018-9475 have an EU (EUVD) identifier?: Yes. CVE-2018-9475 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21069.
When was CVE-2018-9475 published?: CVE-2018-9475 was published on 2024-11-20 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2018-09-01

Affected products (6)

cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*

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