Mozilla Firefox up to 58.x Legacy Extension information disclosure
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Mozilla Firefox up to 58.x (Web Browser). This issue affects some unknown processing of the component Legacy Extension. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality, integrity, and availability.
The bug was discovered 03/13/2018. The weakness was presented 03/13/2018 by Abdulrahman Alqabandi (Basti) as MFSA2018-06 as confirmed security advisory (Website). It is possible to read the advisory at mozilla.org. The identification of this vulnerability is CVE-2018-5137 since 01/03/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.
The vulnerability scanner Nessus provides a plugin with the ID 108377 (Mozilla Firefox < 59 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 370821 (Mozilla Firefox Multiple Vulnerabilities (mfsa2018-06 and mfsa2018-07)).
Upgrading to version 59 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (108377). See 114730, 114731, 114732 and 114733 for similar entries.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.9VulDB Meta Temp Score: 6.7
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 108377
Nessus Name: Mozilla Firefox < 59 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 70227
OpenVAS Name: Mozilla Firefox Security Updates(mfsa_2018-06_2018-07)-MAC OS X
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Firefox 59
Timeline
01/03/2018 🔍03/13/2018 🔍
03/13/2018 🔍
03/13/2018 🔍
03/13/2018 🔍
03/13/2018 🔍
03/15/2018 🔍
03/18/2018 🔍
06/11/2018 🔍
02/05/2021 🔍
Sources
Vendor: mozilla.orgProduct: mozilla.org
Advisory: MFSA2018-06
Researcher: Abdulrahman Alqabandi (Basti)
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2018-5137 (🔍)
SecurityTracker: 1040514
SecurityFocus: 103386 - Mozilla Firefox MFSA2018-06 Multiple Security Vulnerabilities
See also: 🔍
Entry
Created: 03/18/2018 10:30Updated: 02/05/2021 12:40
Changes: 03/18/2018 10:30 (78), 02/17/2020 21:02 (9), 02/05/2021 12:40 (2)
Complete: 🔍
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