CVE-2020-15131 False-positive validity for NFT1 genesis transactions in SLP Validate
Attackers can create invalid NFT1 child tokens without burning group tokens due to flawed validation logic in the SLP Validate 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-2020-15131?
CVE-2020-15131 is a high-severity vulnerability in simpleledger slp-validate.js, published on 30 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In SLP Validate (npm package slp-validate) before version 1.2.2, there is a vulnerability to false-positive validation outcomes for the NFT1 Child Genesis transaction type. A poorly implemented SLP wallet or opportunistic attacker could create a seemingly valid NFT1 child token without burning any of the NFT1 Group token type as is required by the NFT1 specification. This is fixed in version 1.2.2.
Weakness: CWE-697
Which versions are affected by CVE-2020-15131?
2 open source packages ship an affected version, including slp-validate. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
slp-validate npm | All versions | 1.2.2 |
slp-validate npm | All versions | 1.2.2 |
Products include Simpleledger Slp-Validate.
How do I fix CVE-2020-15131?
Upgrade slp-validate to 1.2.2 or later.
Is CVE-2020-15131 being exploited?
There is no known exploitation of CVE-2020-15131 in the wild and no public exploit code.
Other vulnerabilities in simpleledger slp-validate.js
Sources
Also known as GHSA-6jmr-jfh7-xg3h.