Denial of service in Numpy



Published: 2021-12-17 | Updated: 2022-03-24
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-33430
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Vendor Numpy

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU61603

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-33430

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the PyArray_NewFromDescr_int() function of ctors.c. A remote attacker can pass specially crafted data to the library and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Numpy: 1.9.0 - 1.20.3

External links

http://github.com/numpy/numpy/issues/18939


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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