Configuration Injection via Carriage Return (\r) in write() method
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.1epss 0.1%
exploitation probability
0.1%top 97% of all CVEs
observed exploitation
nono source reports it
When using the "configparser" module to write configuration files
containing multi-line text values with carriage return characters (\r) the
resulting file could be injected with unexpected keys and values if the
attacker controls the written value.
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Affected products
Python Software Foundation · CPythonReferences
https://github.com/python/cpython/commit/0adb386f6e68eb2e73d32e19f235d012df009528https://github.com/python/cpython/commit/5858e42c539dac8394636a6e9b30472b8994851fhttps://github.com/python/cpython/commit/71f2e02a52d47417a6fd69f456346cd8aa7aca98https://github.com/python/cpython/commit/aaf850fd333cd89e9aada03d92aaa788a6cb1bb8https://github.com/python/cpython/issues/143927https://github.com/python/cpython/pull/151559https://mail.python.org/archives/list/security-announce@python.org/thread/CV4NE6AFCRJL7XQOHX7J5TSDHUWVWGJS/