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{"bugzilla": {"description": "vim: null pointer dereference in class_object_index at vim9class.c", "id": "2179911", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2179911"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.1402.", "A NULL pointer dereference vulnerability was discovered in vim's class_object_index() function at vim9class.c file. This flaw allows an attacker to trick a user into opening a specially crafted file, triggering an issue that causes an application to crash, leading to a denial of service."], "mitigation": {"lang": "en:us", "value": "Untrusted vim scripts with -s [scriptin] are not recommended to run."}, "name": "CVE-2023-1355", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-03-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-1355\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-1355\nhttps://huntr.dev/bounties/4d0a9615-d438-4f5c-8dd6-aa22f4b716d9"], "statement": "Red Hat Product Security has rated this issue as having a Low security impact, because the \"victim\" has to run an untrusted file IN SCRIPT MODE. Someone who is running untrusted files in script mode is equivalent to someone just taking a random python script and running it.\nFor additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/ and Red Hat Enterprise Linux Life Cycle & Updates Policy: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Low", "upstream_fix": "vim 9.0.1402"}