CVE-2022-0671 Server-Side Request Forgery and Uncontrolled Resource Consumption in LemMinX
Attackers can trigger blind SSRF or denial of service via large file downloads in the VS Code XML extension.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-0671?
CVE-2022-0671 is a critical server-side request forgery vulnerability in vscode-xml, published on 18 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A flaw was found in vscode-xml in versions prior to 0.19.0. Schema download could lead to blind SSRF or DoS via a large file.
Which versions are affected by CVE-2022-0671?
2 open source packages ship an affected version, including org.eclipse.lemminx:lemminx-parent. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.eclipse.lemminx:lemminx-parent Maven | All versions | 0.19.0 |
org.eclipse.lemminx:lemminx-parent Maven | All versions | 0.19.0 |
Products include Redhat Vscode-Xml.
How do I fix CVE-2022-0671?
Upgrade org.eclipse.lemminx:lemminx-parent to 0.19.0 or later.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2022-0671 being exploited?
There is no known exploitation of CVE-2022-0671 in the wild and no public exploit code.
Sources
Also known as GHSA-52vv-3vf7-f7wh.