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WS-2021-0184

Good to know:

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Date: May 4, 2021

Zstandard in versions v1.3.5 to v1.4.9 is vulnerable to unknown read in MEM_read32.

Language: C

Severity Score

Related Resources (2)

https://github.com/facebook/zstd/commit/d40f55cd950919d7eac951b122668e55e33e5202
https://www.mend.io/vulnerability-database/WS-2021-0184

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Top Fix

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Upgrade Version

Upgrade to version sz3-sys - no_fix;SIL.Chorus.Mercurial - no_fix;cmake-native - 3.17.3;cmake-native - 3.22.0;sealy - no_fix;cmake - 3.17.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): HIGH

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