Vulnerability · Published Jan 13, 2021 · Assigned by mitre
CVE-2021-3028
Critical 9.8
In plain English
A critical-severity security flaw in the git-big-picture package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.9% (higher than 87% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)2.9%top 12.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
git-big-picture before 1.0.0 mishandles ' characters in a branch name, leading to code execution.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | git-big-picture | 1.0.0-1 | DEBIAN-CVE-2021-3028 |
| Debian:13 | git-big-picture | 1.0.0-1 | DEBIAN-CVE-2021-3028 |
| Debian:14 | git-big-picture | 1.0.0-1 | DEBIAN-CVE-2021-3028 |
| PyPI | git-big-picture | 1.0.0 | GHSA-x38j-4rr5-hqrj |
| PyPI | git-big-picture | 1.0.0 | PYSEC-2021-15 |
| Ubuntu:22.04:LTS | git-big-picture | no fix listed | UBUNTU-CVE-2021-3028 |
| Ubuntu:24.04:LTS | git-big-picture | no fix listed | UBUNTU-CVE-2021-3028 |
| Ubuntu:25.10 | git-big-picture | no fix listed | UBUNTU-CVE-2021-3028 |
| Ubuntu:26.04:LTS | git-big-picture | no fix listed | UBUNTU-CVE-2021-3028 |
| Ubuntu:26.10 | git-big-picture | no fix listed | UBUNTU-CVE-2021-3028 |
Affected products (as reported)
References
- https://github.com/git-big-picture/git-big-picture/pull/62 x_refsource_MISC
- https://github.com/git-big-picture/git-big-picture/pull/27 x_refsource_MISC
- https://github.com/git-big-picture/git-big-picture/releases/tag/v1.0.0 x_refsource_MISC