CVE-2015-7946 — MTP service exposed during emergency dialer

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HIGH

MTP service exposed during emergency dialer

Published May 7, 2020

7.3

HIGH

CVSS 3.1

EPSS 0.37%

Description

Information Exposure vulnerability in Unity8 as used on the Ubuntu phone and possibly also in Unity8 shipped elsewhere. This allows an attacker to enable the MTP service by opening the emergency dialer. Fixed in 8.11+16.04.20160111.1-0ubuntu1 and 8.11+15.04.20160122-0ubuntu1.

Affected products

Vendor Canonical Product unity8 (Ubuntu) Default
n/a
- Version
  8.11
  Status
  affected
  Constraints
  <8.11+16.04.20160111.1-0ubuntu1

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Canonical

unity8 (Ubuntu)

n/a

Version	Status	Constraints
8.11	affected	<8.11+16.04.20160111.1-0ubuntu1

Remediation

No remediation recorded yet.

Metrics

0.37% 0.00366

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00366

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.37% (0.00366)	28.11th	v5 (v2026.06.15)
Jun 15, 2026	0.37% (0.00366)	28.23th	v5 (v2026.06.15)
Mar 17, 2025	0.06% (0.00064)	17.19th	v4 (v2025.03.14)
Dec 12, 2024	0.07% (0.00070)	32.66th	v3 (v2023.03.01)
Jul 17, 2024	0.07% (0.00069)	30.58th	v3 (v2023.03.01)
Mar 7, 2023	0.07% (0.00070)	28.53th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)