Resource exhaustion in Container Projects image library - CVE-2020-1702

Vulnerability identifier: #VU26514

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-1702

CWE-ID: CWE-400

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application reads the entire image manifest file into memory. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack by supplying a huge manifest file.

Container Projects image library
skopeo (Red Hat package)
cri-o (Red Hat package)
buildah (Red Hat package)
docker (Red Hat package)
podman (Red Hat package)
cri-o
Red Hat OpenShift Container Platform
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for x86_64
Fedora

Install updates from vendor's website.

Container Projects image library - update to 5.2.0
skopeo (Red Hat package) - update to 0.1.40-11.el7_8
cri-o (Red Hat package) - addressed in versions 1.11.16-0.9.dev.rhaos3.11.git6d43aae.el7, 1.17.4-8.dev.rhaos4.4.git5f5c5e4.el7, 1.17.4-8.dev.rhaos4.4.git5f5c5e4.el8
buildah (Red Hat package) - update to 1.11.6-11.el7_8
docker (Red Hat package) - update to 1.13.1-161.git64e9980.el7_8
Red Hat OpenShift Container Platform - addressed in versions 3.11.0, 4.4.3
podman (Red Hat package) - update to 1.6.4-16.el7_8
cri-o - addressed in versions 1.14-3020200226174119.a5b0195c, 1.14-3120200226174119.f636be4b

• https://github.com/containers/image/pull/803
• https://bugzilla.redhat.com/show_bug.cgi?id=1792796

• Denial of service in Container Projects image library
• Red Hat Enterprise Linux 7 Extras update for docker
• Red Hat Enterprise Linux 7 Extras update for podman
• Red Hat Enterprise Linux 8 update for the container-tools:rhel8 module
• Red Hat OpenShift Container Platform 4.4 update for cri-o
• Red Hat Enterprise Linux 7 Extras update for buildah
• Red Hat Enterprise Linux 7 Extras update for skopeo
• Resource exhaustion in Red Hat OpenShift Container Platform 3
• Fedora 30 Modular update for cri-o
• Fedora 31 Modular update for cri-o