Vulnerability identifier: #VU85872

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-45907

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PyTorch
Universal components / Libraries / Programming Languages & Components

Vendor: pytorch

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation within the torch.jit.annotations.parse_type_line() function. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PyTorch: All versions

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External links
http://github.com/pytorch/pytorch/commit/767f6aa49fe20a2766b9843d01e3b7f7793df6a3
http://github.com/pytorch/pytorch/issues/88868

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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.