Mozilla Firefox up to 62.x HTTP Warning 7pk security

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Mozilla Firefox up to 62.x. Affected by this vulnerability is an unknown functionality of the component HTTP Handler. Such manipulation leads to 7pk security (Warning). This vulnerability is uniquely identified as CVE-2018-12403. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 62.x (Web Browser). It has been rated as critical. Affected by this issue is an unknown function of the component HTTP Handler. The manipulation with an unknown input leads to a 7pk security vulnerability (Warning). Using CWE to declare the problem leads to CWE-254. Impacted is confidentiality, integrity, and availability.

The bug was discovered 10/23/2018. The weakness was disclosed 10/23/2018 by Christian Holler (Nils) as MFSA 2018-26 as confirmed security advisory (Website). The advisory is shared for download at mozilla.org. This vulnerability is handled as CVE-2018-12403 since 06/14/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1211.

The vulnerability scanner Nessus provides a plugin with the ID 118397 (Mozilla Firefox < 63 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197286 (Ubuntu Security Notification for Firefox Vulnerabilities (USN-3801-1)).

Upgrading to version 63.0 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 (118397), SecurityFocus (BID 105718†) and SecurityTracker (ID 1041944†). The entries VDB-125961, VDB-125962, VDB-125963 and VDB-125964 are pretty similar. Once again VulDB remains the best source for vulnerability data.

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: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Warning
Class: 7pk security / Warning
CWE: CWE-254
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: 118397
Nessus Name: Mozilla Firefox < 63 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

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 63.0

Timelineinfo

06/14/2018 🔍
10/23/2018 +130 days 🔍
10/23/2018 +0 days 🔍
10/23/2018 +0 days 🔍
10/23/2018 +0 days 🔍
10/24/2018 +0 days 🔍
10/25/2018 +1 days 🔍
10/26/2018 +1 days 🔍
06/03/2023 +1681 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2018-26
Researcher: Christian Holler (Nils)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-12403 (🔍)
GCVE (CVE): GCVE-0-2018-12403
GCVE (VulDB): GCVE-100-125972
SecurityFocus: 105718 - Mozilla Firefox and Firefox ESR Multiple Security Vulnerabilities
SecurityTracker: 1041944

See also: 🔍

Entryinfo

Created: 10/26/2018 07:13
Updated: 06/03/2023 08:33
Changes: 10/26/2018 07:13 (72), 04/06/2020 18:19 (14), 06/03/2023 08:33 (4)
Complete: 🔍
Cache ID: 216::103

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