CVE-2016-3697 describes a privilege escalation vulnerability in libcontainer/user/user.go, affecting runC before version 0.1.0 and Docker before 1.11.2. This flaw allows local users within a container to gain elevated privileges by exploiting how the software improperly interprets a numeric UID as a username in the password file. With a CVSS score of 7.8 (High), this vulnerability has a low attack complexity and requires local access, but can lead to high impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.11.1CPE matchmatch criteria | cpe:2.3:a:docker:docker:*:*:*:*:*:*:*:* | ||
<= 0.0.9CPE matchmatch criteria | cpe:2.3:a:linuxfoundation:runc:*:*:*:*:*:*:*:* | ||
13.2CPE matchmatch criteria | cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Privilege Elevation in runc
Dec 20, 2021CVE-2016-3697
Jul 13, 2021libcontainer/user/user.go in runC before 0.1.0 as used in Docker before 1.11.2 improperly treats a numeric UID as a potential username which allows local users to gain privileges via a numeric username in the password file in a container.
Jun 14, 2016docker: privilege escalation via confusion of usernames and UIDs
Apr 22, 2016