CVE-2021-24002
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
Description
When a user clicked on an FTP URL containing encoded newline characters (%0A and %0D), the newlines would have been interpreted as such and allowed arbitrary commands to be sent to the FTP server. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-24002
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-24002.html
Vendor advisory: arch — https://security.archlinux.org/ASA-202104-3
Vendor advisory: arch — https://security.archlinux.org/ASA-202104-4
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 78.10.0-1 | |
| sles | affected | | |
| debian | sid | fixed | 88.0-1 |
| debian | bookworm | fixed | 78.10.0esr-1 |
| debian | bullseye | fixed | 78.10.0esr-1 |
| debian | forky | fixed | 78.10.0esr-1 |
| debian | trixie | fixed | 78.10.0esr-1 |
References
Verify integrity in audit chain (admin only). AS-IS.