CVE-2018-20421

Go Ethereum (aka geth) 1.8.19 allows attackers to cause a denial of service (memory consumption) by rewriting the length of a dynamic array in memory, and then…

published December 24, 2018

CVSS
—
EPSS
1%
Percentile
73.3
In the wild
Unconfirmed
What it is

Go Ethereum (aka geth) 1.8.19 allows attackers to cause a denial of service (memory consumption) by rewriting the length of a dynamic array in memory, and then writing data to a single memory location with a large index number, as demonstrated by use of "assembly { mstore }" followed by a "c[0xC800000] = 0xFF" assignment.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01456 · 73.3th percentile
Published
2018-12-24T03:00Z
EPSS history
Timeline
  • 24 DEC 03:00Z
    Go Ethereum (aka geth) 1.8.19 allows attackers to cause a denial of service (memory consumption) by rewriting the length of a dynamic array in memory, and then…
    cvelistv5