CVE-2024-54143 is a critical vulnerability in openwrt/asu, an image-on-demand server for OpenWrt distributions. It stems from the truncation of SHA-256 hashes to 12 characters, significantly reducing entropy and enabling hash collisions. This allows an attacker to "poison" the artifact cache by substituting a legitimate firmware image with a malicious one, potentially delivering compromised images to users. With a CVSS score of 9.3 (CRITICAL), this vulnerability has a low attack complexity and requires no user interaction, making it easily exploitable over the network. The potential impact includes high confidentiality, integrity, and availability compromise, as attackers could deliver firmware with arbitrary commands. Currently, there is no known active exploitation or public exploit code available (Metasploit, Nuclei, ExploitDB). However, the vulnerability has garnered significant community discussion (5 mentions) and media coverage (5 articles), indicating high awareness and potential for future exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Openwrt | Asu | < 920c8a1CNA affected |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
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.