CVE-2020-8244 is a buffer over-read vulnerability in the 'bl' (bufferlist) library, affecting versions prior to 4.0.3, 3.0.1, 2.2.1, and 1.2.3, as well as Debian's bufferlist implementations. An attacker could exploit this by providing malicious user input to the consume() function, corrupting the BufferList state and potentially exposing uninitialized memory through regular slice() calls. Rated as Medium severity (CVSS 6.5), this vulnerability has a network attack vector with low attack complexity, requiring no user interaction or privileges. The potential impact includes partial loss of confidentiality and availability of data. Currently, there is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Community discussion and media coverage for this CVE are minimal, indicating low public awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.2.3CPE matchmatch criteria | cpe:2.3:a:bufferlist_project:bufferlist:*:*:*:*:*:node.js:*:* | ||
>= 2.0.0, < 2.2.1CPE matchmatch criteria | cpe:2.3:a:bufferlist_project:bufferlist:*:*:*:*:*:node.js:*:* | ||
>= 3.0.0, < 3.0.1CPE matchmatch criteria | cpe:2.3:a:bufferlist_project:bufferlist:*:*:*:*:*:node.js:*:* | ||
>= 4.0.0, < 4.0.3CPE matchmatch criteria | cpe:2.3:a:bufferlist_project:bufferlist:*:*:*:*:*:node.js:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.