CVE-2014-1838: Improper Link Resolution Before File Access in logilab-commons

May 14, 2022 (updated September 30, 2024)

The (1) extract_keys_from_pdf and (2) fill_pdf functions in pdf_ext.py in logilab-common before 0.61.0 allows local users to overwrite arbitrary files and possibly have other unspecified impact via a symlink attack on /tmp/toto.fdf.

References

bugs.debian.org/cgi-bin/bugreport.cgi?bug=737051
github.com/advisories/GHSA-rr52-wg7f-8875
github.com/pypa/advisory-database/tree/main/vulns/logilab-common/PYSEC-2014-83.yaml
nvd.nist.gov/vuln/detail/CVE-2014-1838

Code Behaviors & Features

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