Veracode Vulnerability DatabaseVERACODE:17886Privilege Escalation
7.3 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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
Firefox is vulnerable to privilege escalation attacks. A specially crafted WebExtension script may invoke the ‘data:’ protocol to access data from pages loaded by other web extensions to gain elevated privileges. This leads to obtain sensitive information on the target system.
References
rhn.redhat.com/errata/RHSA-2017-0190.html
www.securityfocus.com/bid/95769
www.securitytracker.com/id/1037693
access.redhat.com/errata/RHSA-2017:0190
access.redhat.com/security/updates/classification/#critical
bugzilla.mozilla.org/show_bug.cgi?id=1319070
security.gentoo.org/glsa/201702-22
www.debian.org/security/2017/dsa-3771
www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.7
www.mozilla.org/security/advisories/mfsa2017-01/
www.mozilla.org/security/advisories/mfsa2017-02/
Related
7.3 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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