CVE-2021-3139 is a directory traversal vulnerability in Open-iSCSI tcmu-runner versions 1.3.x, 1.4.x, and 1.5.x through 1.5.2. It allows remote attackers to read or write arbitrary files by manipulating XCOPY requests due to missing transport-layer restriction checks. This vulnerability carries a CVSS score of 8.1 (High), indicating a network-based attack with low complexity, requiring low privileges, and resulting in high impact to confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.3.0, <= 1.5.2CPE matchmatch criteria | cpe:2.3:a:tcmu-runner_project:tcmu-runner:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.