CVE-2020-29367

Published: Nov 27, 2020 Last Modified: Apr 25, 2025 EU-VD ID: EUVD-2020-0243 Aliases: PYSEC-2020-343
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,8
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
HIGH 9,3
Source: [email protected]
Access Vector: network
Access Complexity: medium
Authentication: none
Confidentiality: complete
Integrity: complete
Availability: complete

Description

AI Translation Available

blosc2.c in Blosc C-Blosc2 through 2.0.0.beta.5 has a heap-based buffer overflow when there is a lack of space to write compressed data.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0013
Percentile
0,3th
Updated

EPSS Score Trend (Last 90 Days)

787

Out-of-bounds Write

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Availability Other
Potential Impacts:
Modify Memory Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Unexpected State
Applicable Platforms
Languages: Assembly, C, C++, Memory-Unsafe
Technologies: ICS/OT
Likelihood of Exploit: High
View CWE Details
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:beta1:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:alpha2:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:alpha3:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:beta5:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:beta4:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:beta3:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:beta2:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:alpha5:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

C-Blosc2 by Blosc

Product Information
Vendor Blosc
Product C-Blosc2
Version 2.0.0
cpe:2.3:a:blosc:c-blosc2:2.0.0:alpha4:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26442
Mailing List Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26442
https://github.com/Blosc/c-blosc2/commit/c4c6470e88210afc95…
Patch Third Party Advisory
https://github.com/Blosc/c-blosc2/commit/c4c6470e88210afc95262c8b9fcc27e30ca043…
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26442
Mailing List Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26442
https://github.com/Blosc/c-blosc2/commit/c4c6470e88210afc95…
Patch Third Party Advisory
https://github.com/Blosc/c-blosc2/commit/c4c6470e88210afc95262c8b9fcc27e30ca043…