CVE-2008-3906 · cross-distro fix matrix

CVE-2008-3906: CRLF injection vulnerability in Sys.Web in Mono 2.0 and earlier allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via CRLF sequences in the query string.

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

Fix per ecosystem

Each block below is a distro release where CVE-2008-3906 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

mono→ fixed in1.9.1+dfsg-4urgency: low

sudo apt-get install --only-upgrade -y mono

Debian bookworm

Source: Debian Security Tracker

mono→ fixed in1.9.1+dfsg-4urgency: low

sudo apt-get install --only-upgrade -y mono

Debian trixie

Source: Debian Security Tracker

mono→ fixed in1.9.1+dfsg-4urgency: low

sudo apt-get install --only-upgrade -y mono

Are YOU affected by CVE-2008-3906?

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

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