NetSight
high7.0

CVE-2019-19921

runc through 1.0.0-rc9 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go.

Impact

runc through 1.0.0-rc9 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be able to spawn two containers with custom volume-mount configurations, and be able to run custom images. (This vulnerability does not affect Docker due to an implementation detail that happens to block the attack.)

Affected products

VendorProductAffected versions
LinuxfoundationRunc
through 0.1.1
Version 1.0.0
DebianDebian Linux
Versions 9.0, 10.0
OpensuseLeap
Version 15.1
CanonicalUbuntu Linux
Versions 18.04, 19.10
RedhatOpenshift Container Platform
Versions 4.1, 4.2

Weakness classification

References