PT-2021-18695 · Unknown · Git-Big-Picture

Esc + 1 · Published 2021-01-13 · Updated 2022-05-24 · CVE-2021-3028

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions git-big-picture versions prior to 1.0.0

Description The issue is related to the mishandling of ' characters in a branch name, which can lead to code execution.

Recommendations For versions prior to 1.0.0, update to version 1.0.0 or later to resolve the issue. As a temporary workaround, consider avoiding the use of ' characters in branch names until the update is applied.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2021-3028

GHSA-X38J-4RR5-HQRJ

PYSEC-2021-15

Affected Products

Git-Big-Picture

References · 15

• https://github.com/git-big-picture/git-big-picture/pull/62 · Patch
• https://github.com/git-big-picture/git-big-picture/pull/27 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-3028 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2021-3028 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-3028 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-3028 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2021-15 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-3028 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-3028 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-x38j-4rr5-hqrj · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-3028 · Security Note
• https://github.com/git-big-picture/git-big-picture/releases/tag/v1.0.0 · Note
• https://github.com/git-big-picture/git-big-picture · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/git-big-picture/PYSEC-2021-15.yaml · Note
• https://t.me/cvenotify/8683 · Telegram Post