CVE-2023-0778 is a Time-of-check Time-of-use (TOCTOU) vulnerability in Podman, affecting podman_project podman, enterprise_linux, and redhat enterprise_linux. This medium-severity flaw (CVSS 6.8) allows a low-privileged attacker to replace a normal file with a symlink during volume export, potentially leading to unauthorized access to arbitrary files on the host system. While the attack complexity is high, successful exploitation could result in significant confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:podman_project:podman:-:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
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Podman Time-of-check Time-of-use (TOCTOU) Race Condition
Mar 27, 2023A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue may allow a malicious user to replace a normal file in a volume with a symlink while exporting the volume, allowing for access to arbitrary files on the host file system.
Mar 14, 2023podman: symlink exchange attack in podman export volume
Feb 15, 2023