RCE in Git-It Project

CVE-2021-44685

Git-it through 4.4.0 allows OS command injection at the Branches Aren't Just For Birds challenge step. During the verification process, it attempts to run the reflog command followed by the current branch name (which is not sanitized for execution).

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.035 (87.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2021-44685?
CVE-2021-44685 is a critical-severity vulnerability in Git-It Project, classified under OS Command Injection. CVSS score: 9.8/10. Published 2021-12-07.
How severe is CVE-2021-44685?
Critical severity. CVSS v3 base score is 9.8 out of 10.