Mozilla Firefox up to 54 DEP 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 problematic has been found in Mozilla Firefox up to 54. The affected element is an unknown function of the component DEP. This manipulation causes 7pk security. This vulnerability is registered as CVE-2017-7782. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Mozilla Firefox up to 54 (Web Browser). Affected by this vulnerability is some unknown processing of the component DEP. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 08/08/2017. The weakness was published 08/08/2017 as MFSA 2017-18 as confirmed security advisory (Website). The advisory is shared at mozilla.org. This vulnerability is known as CVE-2017-7782 since 04/12/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 T1211 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 103563 (SUSE SLED12 / SLES12 Security Update : MozillaFirefox (SUSE-SU-2017:2589-1)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370507 (Mozilla Firefox Multiple Vulnerabilities. (mfsa2017-18,mfsa2017-19)).

Upgrading to version 55 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 (103563), SecurityFocus (BID 100243†) and SecurityTracker (ID 1039124†). Similar entries are available at VDB-105249, VDB-105250, VDB-105251 and VDB-105252. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

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

Class: 7pk security
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: 103563
Nessus Name: SUSE SLED12 / SLES12 Security Update : MozillaFirefox (SUSE-SU-2017:2589-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803347
OpenVAS Name: Mozilla Firefox ESR Security Updates(mfsa_2017-18_2017-19)-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 55

Timelineinfo

04/12/2017 🔍
08/08/2017 +118 days 🔍
08/08/2017 +0 days 🔍
08/08/2017 +0 days 🔍
08/08/2017 +0 days 🔍
08/10/2017 +2 days 🔍
08/12/2017 +2 days 🔍
09/29/2017 +48 days 🔍
06/11/2018 +254 days 🔍
11/26/2025 +2725 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2017-18
Researcher: Arthur Edelstein
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7782 (🔍)
GCVE (CVE): GCVE-0-2017-7782
GCVE (VulDB): GCVE-100-105265

OVAL: 🔍

SecurityFocus: 100243 - Mozilla Firefox CVE-2017-7782 DEP Security Bypass Vulnerability
SecurityTracker: 1039124

See also: 🔍

Entryinfo

Created: 08/13/2017 00:07
Updated: 11/26/2025 05:14
Changes: 08/13/2017 00:07 (81), 11/06/2019 16:01 (5), 01/09/2021 10:01 (2), 01/09/2021 10:05 (1), 11/26/2025 05:14 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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