#VU65859 Resource exhaustion in python-py


Published: 2022-07-28

Vulnerability identifier: #VU65859

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-29651

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
python-py
Universal components / Libraries / Libraries used by multiple products

Vendor: pytest-dev

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can preform compute-time denial of service attack by supplying malicious input to the blame functionality.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

python-py: 1.0.0 - 1.9.0


External links
http://github.com/pytest-dev/py/pull/257/commits/4a9017dc6199d2a564b6e4b0aa39d6d8870e4144
http://github.com/pytest-dev/py/issues/256
http://github.com/pytest-dev/py/pull/257


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.


Latest bulletins with this vulnerability