Mozilla Firefox up to 53.x Track Element use after free

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$5k-$25k0.00

A vulnerability was found in Mozilla Firefox up to 53.x (Web Browser). It has been classified as critical. This affects some unknown functionality of the component Track Element Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-416. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 06/13/2017. The weakness was shared 06/13/2017 by Holger Fuhrmannek (Nils) with Microsoft Vulnerability Research as MFSA 2017-15 as confirmed security advisory (Website). The advisory is shared at mozilla.org. This vulnerability is uniquely identified as CVE-2017-7750 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. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/28/2020).

The vulnerability scanner Nessus provides a plugin with the ID 101055 (SUSE SLED12 / SLES12 Security Update : MozillaFirefox, MozillaFirefox-branding-SLE (SUSE-SU-2017:1669-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176060 (Debian Security Update for firefox-esr (DSA 3881-1)).

Upgrading to version 54.0 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 SecurityFocus (BID 99057), SecurityTracker (ID 1038689) and Tenable (101055). The entries 102487, 102488, 102490 and 102491 are related to this item.

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VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2infoedit

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

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Exploitinginfoedit

Class: Memory corruption
CWE: CWE-416
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 101055
Nessus Name: SUSE SLED12 / SLES12 Security Update : MozillaFirefox, MozillaFirefox-branding-SLE (SUSE-SU-2017:1669-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 881932
OpenVAS Name: CentOS Update for thunderbird CESA-2017:1561 centos7
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

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

Upgrade: Firefox 54.0

Timelineinfoedit

04/12/2017 🔍
06/13/2017 +62 days 🔍
06/13/2017 +0 days 🔍
06/13/2017 +0 days 🔍
06/13/2017 +0 days 🔍
06/14/2017 +1 days 🔍
06/14/2017 +0 days 🔍
06/27/2017 +13 days 🔍
06/11/2018 +348 days 🔍
12/28/2020 +931 days 🔍

Sourcesinfoedit

Vendor: https://www.mozilla.org/
Product: https://www.mozilla.org/en-US/firefox/

Advisory: MFSA 2017-15
Researcher: Holger Fuhrmannek (Nils)
Organization: Microsoft Vulnerability Research
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7750 (🔍)
OVAL: 🔍

SecurityFocus: 99057 - Mozilla Firefox Multiple Security Vulnerabilities
SecurityTracker: 1038689

See also: 🔍

Entryinfoedit

Created: 06/14/2017 05:35 PM
Updated: 12/28/2020 02:46 PM
Changes: (2) source_cve_nvd_summary vulnerability_cvss2_nvd_basescore
Complete: 🔍

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