CVE-2022-39957 · cross-distro fix matrix

CVE-2022-39957: The OWASP ModSecurity Core Rule Set (CRS) is affected by a response body bypass. A client can issue an HTTP Accept header field containing an optional "charset" parameter in order to receive the response in an encoded form. Depending on the "charset", this response can not be decoded by the web appl

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

Fix per ecosystem

Each block below is a distro release where CVE-2022-39957 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

modsecurity-crs→ fixed in3.3.4-1~deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y modsecurity-crs
```

Debian bookworm

Source: Debian Security Tracker

modsecurity-crs→ fixed in3.3.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y modsecurity-crs
```

Debian trixie

Source: Debian Security Tracker

modsecurity-crs→ fixed in3.3.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y modsecurity-crs
```

Are YOU affected by CVE-2022-39957?

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

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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