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kasperskyKaspersky LabKLA11150
HistoryNov 29, 2017 - 12:00 a.m.

KLA11150 Multiple vulnerabilities in Mozilla Firefox

2017-11-2900:00:00
Kaspersky Lab
threats.kaspersky.com
372

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

7.5 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

77.7%

Multiple serious vulnerabilities have been found in Firefox. Malicious users can exploit these vulnerabilities to obtain sensitive information.

  1. A vulnerability in IndexedDB component can be exploited remotelly to obtain sensitive information;
  2. A rendering of external SVG images and anchor links can be exploited remotelly to obtain sensitive information;

Technical details

Vulnerability(2) only affects Mozilla Firefox 57.

NB: This vulnerability does not have any public CVSS rating, so rating can be changed by the time.

Original advisories

Mozilla Foundation Security Advisory 2017-27

Related products

Mozilla-Firefox

CVE list

CVE-2017-7844 warning

CVE-2017-7843 warning

Solution

Update to the latest version

Download Mozilla Firefox

Impacts

  • OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

Affected Products

  • Mozilla Firefox versions earlier then 57.0.1

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

7.5 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

77.7%