CVE-2020-20178 Denial of service in n/a
Attackers can cause a denial of service in the payout function by creating a large number of account addresses, leading to an exception.
- 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-2020-20178?
CVE-2020-20178 is a high-severity denial of service vulnerability in n/a, published on 24 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Ethereum 0xe933c0cd9784414d5f278c114904f5a84b396919#code.sol latest version is affected by a denial of service vulnerability in the affected payout function. Once the length of this array is too long, it will result in an exception. Attackers can make attacks by creating a series of account addresses.
Which versions are affected by CVE-2020-20178?
It affects 1 product.
Products include Whohas Project Whohas.
How do I fix CVE-2020-20178?
No fix has been published for CVE-2020-20178 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-20178 being exploited?
There is no known exploitation of CVE-2020-20178 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-6vwp-x62j-fm2h.