CVE-2020-29367

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.

CVSS v3 7.8 HIGH
CVSS v2.0 9.3 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26442	Mailing List Third Party Advisory
https://github.com/Blosc/c-blosc2/commit/c4c6470e88210afc95262c8b9fcc27e30ca043ee	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:a2::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:a3::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:a4::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:a5::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:beta1::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:beta2::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:beta3::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:beta4::::::
	cpe:2.3:a:c-blosc2_project:c-blosc2:2.0.0:beta5::::::

History

No history.

Information

Published : 2020-11-27 20:15

Updated : 2020-12-03 20:58

NVD link : CVE-2020-29367

Mitre link : CVE-2020-29367

CVE.ORG link : CVE-2020-29367

JSON object : View

Products Affected

c-blosc2_project

c-blosc2

CWE

CWE-787

Out-of-bounds Write

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