CVE-2020-7763 Arbitrary File Read
An attacker can read arbitrary files from the server by exploiting a path traversal vulnerability in the phantom-html-to-pdf library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-7763?
CVE-2020-7763 is a high-severity path traversal vulnerability in phantom-html-to-pdf, published on 5 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
This affects the package phantom-html-to-pdf before 0.6.1.
Weakness: CWE-22
Which versions are affected by CVE-2020-7763?
2 open source packages ship an affected version, including phantom-html-to-pdf. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
phantom-html-to-pdf npm | All versions | 0.6.2 |
phantom-html-to-pdf npm | All versions | 0.6.2 |
Products include Jsreport Phantom-Html-to-Pdf.
How do I fix CVE-2020-7763?
Upgrade phantom-html-to-pdf to 0.6.2 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-7763 being exploited?
There is no known exploitation of CVE-2020-7763 in the wild and no public exploit code.
Sources
Also known as GHSA-6h7f-qwqm-35pp, SNYK-JS-PHANTOMHTMLTOPDF-1023598.