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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.67% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 89.1% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-02-24 14:38Z6 YR AGO
- Last updated
- 2024-08-05 01:47Z2 YR AGO
- Reserved
- 2019-10-17
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
- Data version
- 5.1
- Document digest
- afc06e049ab81debd6a1d3ba6a862d6d554644f2c069287184ac939fe6335db7
05 Affected products
06 References
- git.archlinux.orghttps://git.archlinux.org/pacman.git/tree/src/pacman/conf.c?h=v5.1.3#n263
- git.archlinux.orghttps://git.archlinux.org/pacman.git/commit/?id=808a4f15ce82d2ed7eeb06de73d0f313620558ee
- github.comhttps://github.com/alpinelinux/alpine-secdb/blob/master/v3.11/community.yaml
- lists.fedoraproject.orgFEDORA-2020-096fbcc91fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K53C45EDWBU3UCN3IRIGR5EZUNWXS7BW/
- lists.fedoraproject.orgFEDORA-2020-781d0b2efehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2TTUXXUW5OCOASIRMJK4RHEPLEA33Y6C/
- lists.fedoraproject.orgFEDORA-2020-419a75aef6https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KIDJ4XKBZRRVRFFGKUA3ZU6NFIP5JUG3/
07 Fixed in
Arch Linux
- pacman Fixed in 5.2.0-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.