Input validation error in TensorFlow - CVE-2020-26270
Published: December 11, 2020 / Updated: January 7, 2021
Vulnerability identifier: #VU49328
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2020-26270
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation when processing an input with zero-length within the the LSTM/GRU layer. A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.
The vulnerability affects TensorFlow running an LSTM/GRU model.
Affected software
TensorFlow
How to mitigate CVE-2020-26270
Install updates from vendor's website.
TensorFlow - addressed in versions 1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2, 2.4.0
External References
- https://github.com/tensorflow/tensorflow/commit/14755416e364f17fb1870882fa778c7fec7f16e3
- https://github.com/tensorflow/tensorflow/security/advisories/GHSA-m648-33qf-v3gp
- https://github.com/tensorflow/tensorflow/releases/tag/v2.3.2
- https://github.com/tensorflow/tensorflow/releases/tag/v2.2.2
- https://github.com/tensorflow/tensorflow/releases/tag/v2.1.3
- https://github.com/tensorflow/tensorflow/releases/tag/v2.0.4
- https://github.com/tensorflow/tensorflow/releases/tag/v1.15.5