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cnvdChina National Vulnerability DatabaseCNVD-2023-49475
HistorySep 24, 2022 - 12:00 a.m.

ISC BIND Buffer Overflow Vulnerability

2022-09-2400:00:00
China National Vulnerability Database
www.cnvd.org.cn
6
isc bind
buffer overflow
vulnerability
stats channel
dns protocol
open source software
memory read
process crash
http connection
isc company

0.001 Low

EPSS

Percentile

47.5%

ISC BIND is the United States ISC company’s set of open source software that implements the DNS protocol. ISC BIND suffers from a buffer overflow vulnerability that originates when reusing an HTTP connection to request statistics from the stats channel, where the length of the contents of successive responses may grow beyond the end of the allocated buffer, which can be exploited by an attacker to cause the read to exceed the end of the buffer and read memory it shouldn’t have to, or crash the process.