CVE-2018-16947 is a critical authentication bypass vulnerability in OpenAFS versions prior to 1.6.23 and 1.8.2, specifically affecting the backup tape controller (butc) process. This flaw allows unauthenticated attackers to execute administrative operations, including manipulating backup databases and replacing volume contents with arbitrary data. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, indicating awareness and potential interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.6.23CPE matchmatch criteria | cpe:2.3:a:openafs:openafs:*:*:*:*:*:*:*:* | ||
>= 1.8.0, < 1.8.2CPE matchmatch criteria | cpe:2.3:a:openafs:openafs:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
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.