CVE-2020-8244

Source
https://cve.org/CVERecord?id=CVE-2020-8244
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8244.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-8244
Aliases
Downstream
Published
2020-08-30T15:15:12.167Z
Modified
2026-02-26T09:13:18.204090Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L CVSS Calculator
Summary
[none]
Details

A buffer over-read vulnerability exists in bl <4.0.3, <3.0.1, <2.2.1, and <1.2.3 which could allow an attacker to supply user input (even typed) that if it ends up in consume() argument and can become negative, the BufferList state can be corrupted, tricking it into exposing uninitialized memory via regular .slice() calls.

References

Affected packages

Git / github.com/rvagg/bl

Affected ranges

Affected versions

v2.*
v2.0.0
v2.0.1
v2.1.0
v2.1.1
v2.1.2
v2.2.0
v3.*
v3.0.0
v4.*
v4.0.0
v4.0.1
v4.0.2

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8244.json"