c-blosc2 up to 2.13.2 ndlz8x8.c ndlz8_decompress heap-based overflow

A vulnerability, which was classified as critical, was found in c-blosc2 up to 2.13.2. Affected is the function ndlz8_decompress of the file /src/c-blosc2/plugins/codecs/ndlz/ndlz8x8.c. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability.

The advisory is available at drive.google.com. This vulnerability is traded as CVE-2024-3203. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

The exploit is shared for download at drive.google.com. It is declared as proof-of-concept.

Upgrading to version 2.14.3 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector (VulDB): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: c-blosc2 2.14.3

Timelineinfo

04/02/2024 🔍
04/02/2024 +0 days 🔍
04/02/2024 +0 days 🔍
05/09/2024 +36 days 🔍

Sourcesinfo

Advisory: drive.google.com
Status: Confirmed

CVE: CVE-2024-3203 (🔍)
GCVE (CVE): GCVE-0-2024-3203
GCVE (VulDB): GCVE-100-259050
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/02/2024 18:39
Updated: 05/09/2024 00:06
Changes: 04/02/2024 18:39 (55), 04/06/2024 18:07 (9), 05/08/2024 23:55 (2), 05/09/2024 00:06 (18)
Complete: 🔍
Cache ID: 152:AC2:65

Submitinfo

Accepted

  • Submit #304556: blosc c-blosc2 1dd1e55cb329d01c210da77ceb53027853c35b72 heap-buffer-overflow (by drive.google.com)

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