High severity · published Sep 25, 2019
CVE-2019-16884
runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount…
7.5
CVSS
4.4%
EPSS
No
On KEV
Description
runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a malicious Docker image can mount over a /proc directory.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.4% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DO
Docker · Docker
through 19.03.2 · source: NVD
EL
Enterprise Linux · Redhat
8.0 · source: NVD
EL
Enterprise Linux Eus · Redhat
8.1; 8.2; 8.4 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
8.2; 8.4 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
8.2; 8.4 · source: NVD
FE
Fedora · Fedoraproject
29; 30; 31 · source: NVD
LE
Leap · Opensuse
15.0; 15.1 · source: NVD
OC
Openshift Container Platform · Redhat
4.1; 4.2 · source: NVD
RU
Runc · Linuxfoundation
0.0.1 through 0.1.1; 1.0.0; 1.0.0; 1.0.0; 1.0.0; 1.0.0; +3 more · source: NVD
UL
Ubuntu Linux · Canonical
18.04; 19.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-16884
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-16884
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00073.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00009.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00010.html
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3940
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:4074
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:4269
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