CVE-2022-22817
PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method. A lambda expression could also be used.
02 / AFFECTED SOFTWARE
Affected packages
44 explicit affected versions
85 explicit affected versions
84 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method. A lambda expression could also be used.
PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method. A lambda expression could also be used.
`PIL.ImageMath.eval` in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method `ImageMath.eval("exec(exit())")`. While Pillow 9.0.0 restricted top-level builtins available to PIL.ImageMath.eval(), it did not prevent builtins available to lambda expressions. These are now also restricted in 9.0.1.
PIL.ImageMath.eval in Pillow before 9.0.0 allows evaluation of arbitrary expressions, such as ones that use the Python exec method.
05 / REFERENCES
Further evidence
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/22xxx/CVE-2022-22817.json
- https://lists.debian.org/debian-lts-announce/2022/01/msg00018.html
- https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html
- https://nvd.nist.gov/vuln/detail/CVE-2022-22817
- https://pillow.readthedocs.io/en/stable/releasenotes/9.0.0.html#restrict-builtins-available-to-imagemath-eval
- https://pillow.readthedocs.io/en/stable/releasenotes/9.0.1.html#security
- https://security.gentoo.org/glsa/202211-10
- https://www.debian.org/security/2022/dsa-5053
- https://github.com/advisories/GHSA-8vj2-vxx3-667w
- https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2022-10.yaml
- https://github.com/python-pillow/Pillow
- https://github.com/python-pillow/Pillow/commit/8531b01d6cdf0b70f256f93092caa2a5d91afc11