NetSight
medium5.3

CVE-2021-22918

Node.js before 16.4.1, 14.17.2, 12.22.2 is vulnerable to an out-of-bounds read when uv__idna_toascii() is used to convert strings to ASCII.

Impact

Node.js before 16.4.1, 14.17.2, 12.22.2 is vulnerable to an out-of-bounds read when uv__idna_toascii() is used to convert strings to ASCII. The pointer p is read and increased without checking whether it is beyond pe, with the latter holding a pointer to the end of the buffer. This can lead to information disclosures or crashes. This function can be triggered via uv_getaddrinfo().

Affected products

VendorProductAffected versions
NodejsNode.Js
from 12.0.0 before 12.22.2
from 14.0.0 before 14.17.2
from 16.0.0 before 16.4.1
SiemensSinec Infrastructure Network Services
before 1.0.1.1

Weakness classification

References