Vulnerability Details CVE-2019-18182
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.079
EPSS Ranking 91.6%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 6.8
References
- https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee
- https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263
- https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/
- https://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee
- https://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263
- https://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/
Products affected by CVE-2019-18182
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cpe:2.3:a:pacman_project:pacman:3.0.0
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cpe:2.3:a:pacman_project:pacman:3.0.1
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cpe:2.3:a:pacman_project:pacman:3.0.2
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cpe:2.3:a:pacman_project:pacman:3.0.3
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cpe:2.3:a:pacman_project:pacman:3.0.4
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cpe:2.3:a:pacman_project:pacman:3.0.5
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cpe:2.3:a:pacman_project:pacman:3.0.6
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cpe:2.3:a:pacman_project:pacman:3.1.0
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cpe:2.3:a:pacman_project:pacman:3.1.1
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cpe:2.3:a:pacman_project:pacman:3.1.2
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cpe:2.3:a:pacman_project:pacman:3.1.3
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cpe:2.3:a:pacman_project:pacman:3.1.4
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cpe:2.3:a:pacman_project:pacman:3.2.0
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cpe:2.3:a:pacman_project:pacman:3.2.1
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cpe:2.3:a:pacman_project:pacman:3.2.2
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cpe:2.3:a:pacman_project:pacman:3.3.0
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cpe:2.3:a:pacman_project:pacman:3.3.1
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cpe:2.3:a:pacman_project:pacman:3.3.2
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cpe:2.3:a:pacman_project:pacman:3.3.3
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cpe:2.3:a:pacman_project:pacman:3.4.0
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cpe:2.3:a:pacman_project:pacman:3.4.1
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cpe:2.3:a:pacman_project:pacman:3.4.2
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cpe:2.3:a:pacman_project:pacman:3.4.3
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cpe:2.3:a:pacman_project:pacman:3.5.0
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cpe:2.3:a:pacman_project:pacman:3.5.1
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cpe:2.3:a:pacman_project:pacman:3.5.2
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cpe:2.3:a:pacman_project:pacman:3.5.3
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cpe:2.3:a:pacman_project:pacman:3.5.4
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cpe:2.3:a:pacman_project:pacman:4.0.0
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cpe:2.3:a:pacman_project:pacman:4.0.1
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cpe:2.3:a:pacman_project:pacman:4.0.2
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cpe:2.3:a:pacman_project:pacman:4.0.3
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cpe:2.3:a:pacman_project:pacman:4.1.0
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cpe:2.3:a:pacman_project:pacman:4.1.1
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cpe:2.3:a:pacman_project:pacman:4.1.2
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cpe:2.3:a:pacman_project:pacman:4.2.0
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cpe:2.3:a:pacman_project:pacman:4.2.1
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cpe:2.3:a:pacman_project:pacman:5.0.0
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cpe:2.3:a:pacman_project:pacman:5.0.1
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cpe:2.3:a:pacman_project:pacman:5.0.2
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cpe:2.3:a:pacman_project:pacman:5.1.0
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cpe:2.3:a:pacman_project:pacman:5.1.1
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cpe:2.3:a:pacman_project:pacman:5.1.2
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cpe:2.3:a:pacman_project:pacman:5.1.3
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cpe:2.3:o:fedoraproject:fedora:30
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cpe:2.3:o:fedoraproject:fedora:31
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cpe:2.3:o:fedoraproject:fedora:32