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osvGoogleOSV:CVE-2021-29477
HistoryMay 04, 2021 - 4:15 p.m.

CVE-2021-29477

2021-05-0416:15:07
Google
osv.dev
15
redis
integer overflow
remote code execution
version 6.2.3
version 6.0.13
workaround
acl configuration

AI Score

7.7

Confidence

Low

EPSS

0.019

Percentile

88.7%

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and message broker. An integer overflow bug in Redis version 6.0 or newer could be exploited using the STRALGO LCS command to corrupt the heap and potentially result with remote code execution. The problem is fixed in version 6.2.3 and 6.0.13. An additional workaround to mitigate the problem without patching the redis-server executable is to use ACL configuration to prevent clients from using the STRALGO LCS command.