CVE-2020-8244

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Source
https://nvd.nist.gov/vuln/detail/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
Related
Published
2020-08-30T15:15:12Z
Modified
2024-05-30T02:43:01.502229Z
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

Type
GIT
Repo
https://github.com/rvagg/bl
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

0.*

0.2.0
0.4.2
0.5.0

v0.*

v0.6.0
v0.7.0
v0.8.0
v0.8.1
v0.8.2
v0.9.0
v0.9.1
v0.9.2
v0.9.3
v0.9.4

v1.*

v1.0.0
v1.0.1
v1.0.2
v1.0.3
v1.1.0
v1.1.1
v1.1.2
v1.2.0
v1.2.1
v1.2.2