CVE-2020-15049 · cross-distro fix matrix

CVE-2020-15049: An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace charact

Affects 8 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-15049 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

squid→ fixed in4.12-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y squid
```

Debian bookworm

Source: Debian Security Tracker

squid→ fixed in4.12-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y squid
```

Debian trixie

Source: Debian Security Tracker

squid→ fixed in4.12-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y squid
```

Alpine v3.20

Source: Alpine secdb

squid→ fixed in4.12.0-r0
```
apk update && apk add --upgrade squid
```

Alpine v3.21

Source: Alpine secdb

squid→ fixed in4.12.0-r0
```
apk update && apk add --upgrade squid
```

Alpine edge

Source: Alpine secdb

squid→ fixed in4.12.0-r0
```
apk update && apk add --upgrade squid
```

Alpine v3.18

Source: Alpine secdb

squid→ fixed in4.12.0-r0
```
apk update && apk add --upgrade squid
```

Alpine v3.19

Source: Alpine secdb

squid→ fixed in4.12.0-r0
```
apk update && apk add --upgrade squid
```

Are YOU affected by CVE-2020-15049?

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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