#VU65774 Input validation error in TensorFlow - CVE-2022-29191

Vulnerability identifier: #VU65774

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-29191

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
TensorFlow
Server applications / Other server solutions

Vendor: TensorFlow

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the "GetSessionTensor". A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

TensorFlow: 2.0.0 - 2.0.4, 2.1.0 - 2.1.4, 2.2.0 - 2.2.3, 2.3.0 - 2.3.4, 2.4.0 - 2.4.4, 2.5.0 - 2.5.3, 2.6.0 - 2.6.3, 2.7.0 - 2.7.1, 2.8.0

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External links
https://github.com/tensorflow/tensorflow/security/advisories/GHSA-fv25-wrff-wf86
https://github.com/tensorflow/tensorflow/commit/48305e8ffe5246d67570b64096a96f8e315a7281
https://github.com/tensorflow/tensorflow/blob/f3b9bf4c3c0597563b289c0512e98d4ce81f886e/tensorflow/core/kernels/session_ops.cc#L94-L112
https://github.com/tensorflow/tensorflow/releases/tag/v2.6.4
https://github.com/tensorflow/tensorflow/releases/tag/v2.7.2
https://github.com/tensorflow/tensorflow/releases/tag/v2.8.1
https://github.com/tensorflow/tensorflow/releases/tag/v2.9.0

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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