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kasperskyKaspersky LabKLA11082
HistoryAug 08, 2017 - 12:00 a.m.

KLA11082 Multiple vulnerabilities in Mozilla Firefox and Firefox ESR

2017-08-0800:00:00
Kaspersky Lab
threats.kaspersky.com
69

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.6 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.035 Low

EPSS

Percentile

91.4%

Detect date:

08/08/2017

Severity:

Critical

Description:

Multiple serious vulnerabilities have been found in Firefox and Firefox ESR. Malicious users can exploit these vulnerabilities to cause denial of service, privilege escalation, spoof user interface, bypass security restrictions, obtain sensitive information and execute arbitrary code.

Affected products:

Mozilla Firefox versions earlier than 55
Mozilla Firefox ESR versions earlier than 52.3

Solution:

Update to the latest version
Download Mozilla Firefox ESR
Download Mozilla Firefox

Original advisories:

MFSA 2017-18
MFSA 2017-19

Impacts:

ACE

Related products:

Mozilla Firefox

CVE-IDS:

CVE-2017-77867.5Critical
CVE-2017-77536.4High
CVE-2017-77875.0Warning
CVE-2017-78075.8High
CVE-2017-77927.5Critical
CVE-2017-78045.0Warning
CVE-2017-77915.0Warning
CVE-2017-77825.0Warning
CVE-2017-78035.0Warning
CVE-2017-78007.5Critical
CVE-2017-78017.5Critical
CVE-2017-78097.5Critical
CVE-2017-77847.5Critical
CVE-2017-78027.5Critical
CVE-2017-77857.5Critical
CVE-2017-77986.8High
CVE-2017-78065.0Warning
CVE-2017-78085.0Warning
CVE-2017-77814.3Warning
CVE-2017-77944.6Warning
CVE-2017-77994.3Warning
CVE-2017-77835.0Warning
CVE-2017-77887.5Critical
CVE-2017-77895.0Warning
CVE-2017-77905.0Warning
CVE-2017-77963.3Warning
CVE-2017-77975.0Warning
CVE-2017-77807.5Critical

Exploitation:

Public exploits exist for this vulnerability.

References

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.6 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.035 Low

EPSS

Percentile

91.4%