Mozilla Firefox up to 55 WebCrypto API Key cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Mozilla Firefox up to 55. This affects an unknown function of the component WebCrypto API. Performing a manipulation results in cryptographic issue (Key). This vulnerability is known as CVE-2017-7822. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Mozilla Firefox up to 55 (Web Browser). This affects some unknown functionality of the component WebCrypto API. The manipulation with an unknown input leads to a cryptographic issue vulnerability (Key). CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality.

The bug was discovered 09/28/2017. The weakness was published 09/28/2017 by Abdulrahman Alqabandi (Mike) as MFSA 2017-21 as confirmed security advisory (Website). The advisory is shared at mozilla.org. This vulnerability is uniquely identified as CVE-2017-7822 since 04/12/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 103678 (Mozilla Firefox < 56 Multiple Vulnerabilities (macOS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370584 (Mozilla Firefox Multiple Vulnerabilities. (mfsa2017-21,mfsa2017-22)).

Upgrading to version 56 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103678), SecurityFocus (BID 101057†) and SecurityTracker (ID 1039465†). Similar entries are available at VDB-107430, VDB-107431, VDB-107432 and VDB-107433. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

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

NVD Base Score: 5.3
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

Name: Key
Class: Cryptographic issue / Key
CWE: CWE-310
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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Nessus ID: 103678
Nessus Name: Mozilla Firefox < 56 Multiple Vulnerabilities (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802170
OpenVAS Name: Mozilla Firefox Security Updates( mfsa_2017-21_2017-22 )-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Firefox 56

Timelineinfo

04/12/2017 🔍
09/28/2017 +169 days 🔍
09/28/2017 +0 days 🔍
09/28/2017 +0 days 🔍
09/28/2017 +0 days 🔍
09/29/2017 +1 days 🔍
10/04/2017 +5 days 🔍
10/06/2017 +2 days 🔍
06/11/2018 +247 days 🔍
01/15/2021 +949 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2017-21
Researcher: Abdulrahman Alqabandi (Mike)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7822 (🔍)
GCVE (CVE): GCVE-0-2017-7822
GCVE (VulDB): GCVE-100-107445

OVAL: 🔍

SecurityFocus: 101057 - Mozilla Firefox Multiple Security Vulnerabilities
SecurityTracker: 1039465

See also: 🔍

Entryinfo

Created: 10/04/2017 11:52
Updated: 01/15/2021 13:03
Changes: 10/04/2017 11:52 (82), 11/21/2019 20:30 (7), 01/15/2021 13:03 (3)
Complete: 🔍
Cache ID: 216::103

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