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{"bugzilla": {"description": "python-pip: when --extra-index-url option is used and package does not already exist in the public index, the installation of malicious package with arbitrary version number is possible.", "id": "1835736", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1835736"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-348", "details": ["An issue was discovered in pip (all versions) because it installs the version with the highest version number, even if the user had intended to obtain a private package from a private index. This only affects use of the --extra-index-url option, and exploitation requires that the package does not already exist in the public index (and thus the attacker can put the package there with an arbitrary version number). NOTE: it has been reported that this is intended functionality and the user is responsible for using --extra-index-url securely", "A vulnerability was found in python-pip due to a flaw in the --extra-index-url option, where it installs the version with the highest version number, even if the user intended to obtain a private package from a private index. Exploitation requires that the package does not already exist in the public index, allowing an attacker to place the package there with an arbitrary version number."], "mitigation": {"lang": "en:us", "value": "To protect from any unintended behavior,  use --index-url and do not use --extra-index-url OR explicitly set --index-url and use --extra-index-url."}, "name": "CVE-2018-20225", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "python-pip", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "python-pip", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:quay:3", "fix_state": "Will not fix", "package_name": "python27-python-pip", "product_name": "Red Hat Quay 3"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "python27-python-pip", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-python36-python-pip", "product_name": "Red Hat Software Collections"}], "public_date": "2020-04-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-20225\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-20225\nhttps://cowlicks.website/posts/arbitrary-code-execution-from-pips-extra-index-url.html"], "statement": "Although this issue affects versions of pip shipped with Red Hat Enterprise Linux, Red Hat Software Collections, and Red Hat CodeReady Workspaces. According to the pip documentation, this behavior is intentional when using the --extra-index-url flag, as pip installs the version with the highest version number. As such, Red Hat Product Security has classified this as a low-severity issue, given that it is the intended functionality of pip and requires specific conditions for potential exploitation.", "threat_severity": "Low"}