CVE-2021-34273 Business logic in n/a
Attackers can hijack accounts and arbitrarily increase token supply due to a flaw in the smart contract's ownership logic.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-34273?
CVE-2021-34273 is a high-severity vulnerability in n/a, published on 3 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A security flaw in the 'owned' function of a smart contract implementation for BTC2X (B2X), a tradeable Ethereum ERC20 token, allows attackers to hijack victim accounts and arbitrarily increase the digital supply of assets.
Which versions are affected by CVE-2021-34273?
It affects 1 product.
Products include B2x Project B2x.
How do I fix CVE-2021-34273?
No fix has been published for CVE-2021-34273 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-34273 being exploited?
There is no known exploitation of CVE-2021-34273 in the wild and no public exploit code.
Sources
Also known as GHSA-gm6p-4hwh-9mqj.