TensorFlow up to 2.1.3/2.2.2/2.3.2/2.4.1 conv_grad_filter_ops.cc Conv2DBackpropFilter heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in TensorFlow up to 2.1.3/2.2.2/2.3.2/2.4.1. Affected is the function Conv2DBackpropFilter of the file core/kernels/conv_grad_filter_ops.cc. The manipulation leads to heap-based overflow. This vulnerability is listed as CVE-2021-29540. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in TensorFlow up to 2.1.3/2.2.2/2.3.2/2.4.1 (Artificial Intelligence Software) and classified as critical. This issue affects the function Conv2DBackpropFilter of the file core/kernels/conv_grad_filter_ops.cc. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is availability.

The weakness was presented 05/15/2021. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-29540. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.1.4, 2.2.3, 2.3.3, 2.4.2 or 2.5.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TensorFlow 2.1.4/2.2.3/2.3.3/2.4.2/2.5.0
Patch: github.com

Timelineinfo

03/30/2021 🔍
05/15/2021 +46 days 🔍
05/15/2021 +0 days 🔍
05/19/2021 +4 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-29540 (🔍)
GCVE (CVE): GCVE-0-2021-29540
GCVE (VulDB): GCVE-100-175163

Entryinfo

Created: 05/15/2021 11:16
Updated: 05/19/2021 11:06
Changes: 05/15/2021 11:16 (40), 05/19/2021 11:00 (6), 05/19/2021 11:06 (19)
Complete: 🔍
Cache ID: 216::103

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