Mozilla Network Security Services up to 3.54 CHACHA20-POLY1305 out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Mozilla Network Security Services up to 3.54. This impacts an unknown function of the component CHACHA20-POLY1305 Handler. Executing a manipulation can lead to out-of-bounds. This vulnerability is registered as CVE-2020-12403. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Mozilla Network Security Services up to 3.54 (Web Browser). It has been declared as problematic. This vulnerability affects an unknown code block of the component CHACHA20-POLY1305 Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality.

The weakness was published 05/28/2021. The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2020-12403. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.55 eliminates this vulnerability. The upgrade is hosted for download at developer.mozilla.org.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Partially

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: Network Security Services 3.55

Timelineinfo

04/28/2020 🔍
05/28/2021 +395 days 🔍
05/28/2021 +0 days 🔍
06/03/2021 +6 days 🔍

Sourcesinfo

Vendor: mozilla.org

Advisory: bugzilla.redhat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-12403 (🔍)
GCVE (CVE): GCVE-0-2020-12403
GCVE (VulDB): GCVE-100-176020

Entryinfo

Created: 05/28/2021 08:19
Updated: 06/03/2021 07:22
Changes: 05/28/2021 08:19 (41), 06/03/2021 07:22 (5)
Complete: 🔍
Cache ID: 216::103

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