CVE-2020-7639 eivindfjeldstad-dot contains prototype pollution vulnerability
Prototype pollution in the eivindfjeldstad-dot library allows attackers to modify Object.prototype, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-7639?
CVE-2020-7639 is a medium-severity vulnerability in @eivifj/dot, published on 6 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
eivindfjeldstad-dot below 1.0.3 is vulnerable to Prototype Pollution.The function 'set' could be tricked into adding or modifying properties of 'Object.prototype' using a '__proto__' payload.
Weakness: CWE-1321
Which versions are affected by CVE-2020-7639?
2 open source packages ship an affected version, including @eivifj/dot. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
@eivifj/dot npm | All versions | 1.0.3 |
@eivifj/dot npm | All versions | 1.0.3 |
Products include Dot Project Dot.
How do I fix CVE-2020-7639?
Upgrade @eivifj/dot to 1.0.3 or later.
Is CVE-2020-7639 being exploited?
There is no known exploitation of CVE-2020-7639 in the wild and no public exploit code.
Other vulnerabilities in @eivifj/dot
Sources
Also known as GHSA-wfwq-xc57-fq7v, SNYK-JS-EIVIFJDOT-564435.