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root-w3bs-os 0.1.1 / root-ubuntu: cached motd readable (no Permission denied at login) - #208
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…rmission denied" at login) The motd refresher downloads into mktemp, which creates the file 0600 whatever the umask, then mv's it into /var/cache/profullstack-motd, so every non-root login printed "cat: /var/cache/profullstack-motd: Permission denied" (seen on a fresh W3BS OS server). chmod 0644 before the mv, and repair an existing 0600 cache on the next run. install-root-w3bs-os.sh pins 0.1.1 (tag root-w3bs-os-v0.1.1) and its sha256. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
ThreatCrush Security Scan41 finding(s) HIGH/CRITICAL: 15 | MEDIUM: 12 | LOW: 14
Snippets are redacted; ThreatCrush never prints matched credential material. |
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The motd refresher downloads into mktemp, which creates the file 0600 whatever the umask,
then mv's it into /var/cache/profullstack-motd, so every non-root login printed
"cat: /var/cache/profullstack-motd: Permission denied" (seen on a fresh W3BS OS server).
chmod 0644 before the mv, and repair an existing 0600 cache on the next run.
install-root-w3bs-os.sh pins 0.1.1 (tag root-w3bs-os-v0.1.1) and its sha256.
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