CVE-2015-7946: Information Exposure vulnerability in Unity8 as used on the Ubuntu phone and possibly also in Unity8 shipped e

Routine

HIGH 7.3WATCHLISTMITIGATE

CVE-2015-7946 is a high-severity flaw (CVSS 7.3) affecting unity8. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.3 (High)
Attack vector	Physical
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-200
Published	2020-05-07
Last modified	2026-06-17

Publisher (CNA): Canonical Ltd. · Vendor: ubports

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-05-07 23:15 UTCPublished CVE record published
2026-06-17 00:33 UTCUpdated Record last modified

ubports unity8 MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy unity8 || rpm -q unity8 || unity8 --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-7946?

unity8: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-7946 being exploited?

CVE-2015-7946 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-7946 affect?

CVE-2015-7946 affects unity8. Severity is high (CVSS 7.3). 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+16.04.20160111.1-0ubunt

How urgent is CVE-2015-7946?

Priority 38/100. High severity; On your watchlist

Software pages

Ubuntu vulnerabilities

Related CVEs

CVE-2016-1584 LOW 1.6 MITIGATE In all versions of Unity8 a running but not active application on a large-screen device could talk with Maliit
CVE-2016-1573 HIGH 7.8 MITIGATE Versions of Unity8 before 8.11+16.04.20160122-0ubuntu1 file plugins/Dash/CardCreator.js will execute any code

References

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