How severe is CVE-2018-9481?

CVE-2018-9481 has a CVSS 3.x base score of 6.5, rated medium 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 none, and availability none.

Is CVE-2018-9481 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-2018-9481?

CVE-2018-9481 primarily affects Apache Traffic Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-9481?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2018-9481 have an EU (EUVD) identifier?

Yes. CVE-2018-9481 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21075.

When was CVE-2018-9481 published?

CVE-2018-9481 was published on 2024-11-20 and last updated on 2026-06-17.

CVE-2018-9481

CVE-2018-9481 is a medium-severity vulnerability in Apache Traffic Server with a CVSS 3.x base score of 6.5. 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-190.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21075
Weakness: CWE-190
Affected product: Apache Traffic Server
Published: 2024-11-20
Last modified: 2026-06-17

Description

In bta_hd_set_report_act of bta_hd_act.cc, there is a possible out-of-bounds read due to an integer overflow. This could lead to remote information disclosure in the Bluetooth service with no additional execution privileges needed. User interaction is not needed for exploitation.

Frequently asked questions

What is CVE-2018-9481?: In bta_hd_set_report_act of bta_hd_act.cc, there is a possible out-of-bounds read due to an integer overflow. This could lead to remote information disclosure in the Bluetooth service with no additional execution privileges needed. User interaction is not needed for exploitation.
How severe is CVE-2018-9481?: CVE-2018-9481 has a CVSS 3.x base score of 6.5, rated medium 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 none, and availability none.
Is CVE-2018-9481 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-2018-9481?: CVE-2018-9481 primarily affects Apache Traffic Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-9481?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2018-9481 have an EU (EUVD) identifier?: Yes. CVE-2018-9481 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21075.
When was CVE-2018-9481 published?: CVE-2018-9481 was published on 2024-11-20 and last updated on 2026-06-17.

References

https://lists.apache.org/thread.html/rcb8bae0b289d71d18a3220be256c1dfcc4d9ab49d2d6e07d1eac7c9d@%3Cdev.trafficserver.apache.org%3E

Affected products (4)

cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*

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