CVE-2021-39143 is a path traversal vulnerability affecting Linux Foundation Spinnaker, specifically in its handling of TAR files for AppEngine deployments. An attacker with local access could exploit this by crafting malicious TAR files to overwrite system files, potentially enabling a Man-in-the-Middle (MITM) attack by replacing libraries or injecting wrapper files. Rated with a CVSS score of 7.1 (HIGH), this vulnerability has low attack complexity and requires local privileges, but could lead to high confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.24.7CPE matchmatch criteria | cpe:2.3:a:linuxfoundation:spinnaker:*:*:*:*:*:*:*:* | ||
>= 1.25.0, < 1.25.7CPE matchmatch criteria | cpe:2.3:a:linuxfoundation:spinnaker:*:*:*:*:*:*:*:* | ||
>= 1.26.0, < 1.26.7CPE matchmatch criteria | cpe:2.3:a:linuxfoundation:spinnaker:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.