Vulnerability Name:

CVE-2017-7762 (CCN-127179)

Assigned:2017-04-20
Published:2017-04-20
Updated:2018-07-30
Summary:When entered directly, Reader Mode did not strip the username and password section of URLs displayed in the addressbar. This can be used for spoofing the domain of the current page. This vulnerability affects Firefox < 54.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
7.5 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
6.5 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-20
CWE-290
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-7762

Source: BID
Type: Third Party Advisory, VDB Entry
99047

Source: CCN
Type: BID-99047
Mozilla Firefox CVE-2017-7762 Address Bar Spoofing Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1038689

Source: REDHAT
Type: Third Party Advisory
RHSA-2018:2112

Source: REDHAT
Type: Third Party Advisory
RHSA-2018:2113

Source: CONFIRM
Type: Exploit, Issue Tracking, Patch
https://bugzilla.mozilla.org/show_bug.cgi?id=1358248

Source: XF
Type: UNKNOWN
firefox-cve20177762-spoof(127179)

Source: CCN
Type: Mozilla Foundation Security Advisory 2017-15
Security vulnerabilities fixed in Firefox 54

Source: CONFIRM
Type: Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-15/

Vulnerable Configuration:Configuration 1:
  • cpe:/o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:mozilla:firefox:*:*:*:*:*:*:*:* (Version < 54.0)

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

    • Configuration RedHat 7:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*

    • Configuration RedHat 8:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

    • Configuration RedHat 9:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:mozilla:firefox:53.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.redhat.rhsa:def:20182112
    P
    		RHSA-2018:2112: firefox security update (Critical)
    2018-06-28
    oval:com.redhat.rhsa:def:20182113
    P
    		RHSA-2018:2113: firefox security update (Critical)
    2018-06-28
    oval:com.ubuntu.xenial:def:201777620000000
    V
    		CVE-2017-7762 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-06-11
    oval:com.ubuntu.trusty:def:20177762000
    V
    		CVE-2017-7762 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-06-11
    oval:com.ubuntu.xenial:def:20177762000
    V
    		CVE-2017-7762 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-06-11
    BACK
    redhat enterprise linux desktop 6.0
    redhat enterprise linux desktop 7.0
    redhat enterprise linux server 6.0
    redhat enterprise linux server 7.0
    redhat enterprise linux workstation 6.0
    redhat enterprise linux workstation 7.0
    mozilla firefox *
    mozilla firefox 53.0