CVEs-PoC/2017/CVE-2017-18018.md

CVE-2017-18018

Description

In GNU Coreutils through 8.29, chown-core.c in chown and chgrp does not prevent replacement of a plain file with a symlink during use of the POSIX "-R -L" options, which allows local users to modify the ownership of arbitrary files by leveraging a race condition.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/Dalifo/wik-dvs-tp02
• https://github.com/GrigGM/05-virt-04-docker-hw
• https://github.com/PajakAlexandre/wik-dps-tp02
• https://github.com/Thaeimos/aws-eks-image
• https://github.com/actions-marketplace-validations/phonito_phonito-scanner-action
• https://github.com/andir/nixos-issue-db-example
• https://github.com/cdupuis/image-api
• https://github.com/devopstales/trivy-operator
• https://github.com/flyrev/security-scan-ci-presentation
• https://github.com/fokypoky/places-list
• https://github.com/garethr/snykout
• https://github.com/mauraneh/WIK-DPS-TP02
• https://github.com/phonito/phonito-scanner-action
• https://github.com/testing-felickz/docker-scout-demo