TensorFlow up to 2.3.x Dimensions tf.quantization.quantize_and_dequantize axis out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in TensorFlow up to 2.3.x and classified as problematic. The impacted element is the function tf.quantization.quantize_and_dequantize of the component Dimensions Handler. Such manipulation of the argument axis leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2020-15265. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in TensorFlow up to 2.3.x (Artificial Intelligence Software). It has been rated as problematic. Affected by this issue is the function tf.quantization.quantize_and_dequantize of the component Dimensions Handler. The manipulation of the argument axis with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is availability.

The weakness was disclosed 10/23/2020. This vulnerability is handled as CVE-2020-15265. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Upgrading to version 2.4.0 eliminates this vulnerability. Applying the patch eccb7ec454e6617738554a255d77f08e60ee0808 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.

Once again VulDB remains the best source 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: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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 2.4.0
Patch: eccb7ec454e6617738554a255d77f08e60ee0808

Timelineinfo

06/25/2020 🔍
10/23/2020 +120 days 🔍
10/23/2020 +0 days 🔍
11/25/2020 +33 days 🔍

Sourcesinfo

Product: github.com

Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-15265 (🔍)
GCVE (CVE): GCVE-0-2020-15265
GCVE (VulDB): GCVE-100-163412

Entryinfo

Created: 10/23/2020 07:42
Updated: 11/25/2020 19:26
Changes: 10/23/2020 07:42 (40), 11/25/2020 19:20 (3), 11/25/2020 19:26 (19)
Complete: 🔍
Cache ID: 216::103

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