UpHeron
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Servers and applications

CVE-2021-22925

curl supports the `-t` command line option, known as `CURLOPT_TELNETOPTIONS`in libcurl. This rarely used option is used to send variable=content pairs toTELNET servers.Due to flaw in the option parser for sending `NEW_ENV` variables, libcurlcould be made to pass on uninitialized data from a stack based buffer to theserver. Therefore potentially revealing sensitive internal information to…

Severity
Medium 5.3
Published
5 Aug 2021
Last changed
14 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
7.78.0
Sources
NVD

Affected software

SoftwareAffected versions
curlServers and applications · cpe:a:haxx:curl
  • From 7.7 before 7.78.0
MySQLServers and applications · cpe:a:oracle:mysql_server
  • From 5.7.0 up to 5.7.35
  • From 8.0.0 up to 8.0.26

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-22925
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-22925