Critical severity9.8NVD Advisory· Published Feb 24, 2020· Updated Jun 17, 2026
CVE-2019-18182
CVE-2019-18182
Description
pacman before 5.2 is vulnerable to arbitrary command injection in conf.c in the download_with_xfercommand() function. This can be exploited when unsigned databases are used. To exploit the vulnerability, the user must enable a non-default XferCommand and retrieve an attacker-controlled crafted database and package.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- pacman/pacmandescription
Patches
Vulnerability mechanics
References
6- git.archlinux.org/pacman.git/commit/nvdPatchThird Party Advisory
- git.archlinux.org/pacman.git/tree/src/pacman/conf.cnvdExploitThird Party Advisory
- github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yamlnvdRelease NotesThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/nvd
News mentions
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