Uninitialized Buffer Issue in libp2p-deflate Crate Affects Rust Applications
CVE-2020-36443

9.8CRITICAL

Key Information:

Vendor

Libp2p

Status
Libp2p-deflate
Vendor
CVE Published:
8 August 2021

What is CVE-2020-36443?

An issue was identified in the libp2p-deflate crate affecting versions prior to 0.27.1, where an uninitialized buffer is used in the AsyncRead::poll_read() function. This flaw can be exploited in applications utilizing this crate, potentially leading to unexpected behavior or data leaks.

References

https://rustsec.org/advisories/RUSTSEC-2020-0123.html
x_refsource_MISC
https://raw.githubusercontent.com/rustsec/advisory-db/mai...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.