CVE-2010-2940 · cross-distro fix matrix

CVE-2010-2940: The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirements of pam_authenticate via an empty password.

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

Fix per ecosystem

Each block below is a distro release where CVE-2010-2940 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

sssd→ fixed in1.2.1-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y sssd
```

Debian bookworm

Source: Debian Security Tracker

sssd→ fixed in1.2.1-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y sssd
```

Debian trixie

Source: Debian Security Tracker

sssd→ fixed in1.2.1-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y sssd
```

Are YOU affected by CVE-2010-2940?

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.

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