CVE-2018-19486: canonical ubuntu_linux Untrusted Search Path
CVSS: 9.8v3.0CriticalModified
AliasesALPINE-CVE-2018-19486MGASA-2019-0199SUSE-SU-2018:4190-1RHSA-2018:3800UBUNTU-CVE-2018-19486DEBIAN-CVE-2018-19486
Published 23-11-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-19486 is a critical (CVSS 9.8) Untrusted Search Path vulnerability in canonical ubuntu_linux. EPSS estimates a 4.12% chance of exploitation in the next 30 days, higher than 90.6% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.0 (NVD)EPSS score
4.12%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 23-11-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Git before 2.19.2 on Linux and UNIX executes commands from the current working directory (as if '.' were at the end of $PATH) in certain cases involving the run_command() API and run-command.c, because there was a dangerous change from execvp to execv during 2017.
CVSS metrics
6 scores · 5 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources5 sources · 7.5–9.8
- OSV · AlpineEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · Red hatEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
4.12%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
0.00 pp
From 4.12% on 18-09-2026
18-09-202618-10-2026
EPSS score4.12%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat17 products
- rh-git218-git< 0:2.18.1-3.el7
- rh-git218-git-all< 0:2.18.1-3.el7
- rh-git218-git-core< 0:2.18.1-3.el7
- rh-git218-git-core-doc< 0:2.18.1-3.el7
- rh-git218-git-cvs< 0:2.18.1-3.el7
Suse2 products
- git&distro=SUSE Linux Enterprise Module for Basesystem 15< 2.16.4-3.9.2
- git&distro=SUSE Linux Enterprise Module for Development Tools 15< 2.16.4-3.9.2
Alpine1 product
- git< 2.13.7-r2 | < 2.18.1-r1
Canonical1 product
- ubuntu_linuxEOL18.04 | 18.10
Debian1 product
- git< 1:2.19.2-1
Git-scm1 product
- git< 2.19.2
Mageia1 product
- git< 2.13.7-1.3.mga6
Ubuntu1 product
- git< 1:2.17.1-1ubuntu0.4
8 vendors · 25 products
References
22 links- git.kernel.org/pub/scm/git/git.git/commit/?id=321fd82389742398d2924640ce3a61791fd27d60X Refsource MISCMailing ListPatchThird Party Advisory
- git.kernel.org/pub/scm/git/git.git/tree/Documentation/RelNotes/2.19.2.txtX Refsource MISCRelease NotesThird Party AdvisoryREPORT
- access.redhat.com/errata/RHSA-2018:3800Vendor AdvisoryX Refsource REDHATThird Party AdvisoryAdvisory