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CVE-2020-7040 · cross-distro fix matrix

CVE-2020-7040: storeBackup.pl in storeBackup through 3.5 relies on the /tmp/storeBackup.lock pathname, which allows symlink attacks that possibly lead to privilege escalation. (Local users can also create a plain file named /tmp/storeBackup.lock to block use of storeBackup until an admin manually deletes that file

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-7040 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • storebackup→ fixed in3.2.1-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y storebackup

Debian bookworm

Source: Debian Security Tracker

  • storebackup→ fixed in3.2.1-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y storebackup

Debian trixie

Source: Debian Security Tracker

  • storebackup→ fixed in3.2.1-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y storebackup
Are YOU affected by CVE-2020-7040?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
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