CVE Feed

    Dashboard / CVE / CVE-2016-8649

    CVE-2016-8649

    lxc-attach in LXC before 1.0.9 and 2.x before 2.0.6 allows an attacker inside of an unprivileged container to use an inherited file descriptor, of the host's /proc, to access the rest of the host's filesystem via the openat() family of syscalls.

    Published:May 1, 2017
    Last Modified:Apr 20, 2025
    EPS:May 1, 2017
    EPSS Score:0.02154
    CVSS Score:9.1

    Affected Products

    Vendor
    Linuxcontainers
    Product
    Lxc

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-39402 (CVSS 4.3) — lxc is a Linux container runtime. In the setuid helper lxc-user-nic, the delete path contains a logic flaw in …
    CVE-2022-47952 (CVSS 3.3) — lxc-user-nic in lxc through 5.0.1 is installed setuid root, and may allow local users to infer whether any fil…
    CVE-2017-18641 (CVSS 8.1) — In LXC 2.0, many template scripts download code over cleartext HTTP, and omit a digital-signature check, befor…
    CVE-2019-5736 (CVSS 8.6) — runc through 1.0-rc6, as used in Docker before 18.09.2 and other products, allows attackers to overwrite the h…
    CVE-2018-6556 (CVSS 3.3) — lxc-user-nic when asked to delete a network interface will unconditionally open a user provided path. This cod…
    CVE-2017-5985 (CVSS 3.3) — lxc-user-nic in Linux Containers (LXC) allows local users with a lxc-usernet allocation to create network inte…
    CVE-2016-10124 (CVSS 8.6) — An issue was discovered in Linux Containers (LXC) before 2016-02-22. When executing a program via lxc-attach, …
    CVE-2015-1335 (CVSS 7.2) — lxc-start in lxc before 1.0.8 and 1.1.x before 1.1.4 allows local container administrators to escape AppArmor …
    CVE-2015-1331 (CVSS 4.9) — lxclock.c in LXC 1.1.2 and earlier allows local users to create arbitrary files via a symlink attack on /run/l…
    CVE-2015-1334 (CVSS 4.6) — attach.c in LXC 1.1.2 and earlier uses the proc filesystem in a container, which allows local container users …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High