All vulnerabilities

Servers and applications

CVE-2021-32627

Redis is an open source, in-memory database that persists on disk. In affected versions an integer overflow bug in Redis can be exploited to corrupt the heap and potentially result with remote code execution. The vulnerability involves changing the default proto-max-bulk-len and client-query-buffer-limit configuration parameters to very large values and constructing specially crafted very large…

Severity
High 7.5
Published
4 Oct 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
5.0.14, 6.0.16, 6.2.6
Sources
NVD

Affected software

SoftwareAffected versions
RedisServers and applications · cpe:a:redis:redis
  • From 5.0.0 before 5.0.14
  • From 6.0.0 before 6.0.16
  • From 6.2.0 before 6.2.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-32627
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-32627