CVE-2018-19486

Git vulnerability

CVSS

9.8

EPSS

4.1%

EPSS pct

90th

Exploited

No known

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.

Affected vendor

Git Scm

Affected product

Git

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-426 — Untrusted Search Path

Published

2018-11-23

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2018-19486

Confirm whether Git Scm Git is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-19486.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-19486

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-19486 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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