Vulnerability Name:

CVE-2017-7812 (CCN-132750)

Assigned:2017-09-28
Published:2017-09-28
Updated:2018-06-25
Summary:If web content on a page is dragged onto portions of the browser UI, such as the tab bar, links can be opened that otherwise would not be allowed to open. This can allow malicious web content to open a locally stored file through "file:" URLs. This vulnerability affects Firefox < 56.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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): Low
Integrity (I): None
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
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
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-200
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2017-7812

Source: BID
Type: Third Party Advisory, VDB Entry
101057

Source: CCN
Type: BID-101057
Mozilla Firefox Multiple Security Vulnerabilities

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1039465

Source: CONFIRM
Type: Exploit, Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1379842

Source: XF
Type: UNKNOWN
firefox-cve20177812-sec-bypass(132750)

Source: CCN
Type: Mozilla Foundation Security Advisory 2017-21
Security vulnerabilities fixed in Firefox 56

Source: CONFIRM
Type: Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-21/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mozilla:firefox:*:*:*:*:*:*:*:* (Version <= 55.0.3)

    • Configuration CCN 1:
  • cpe:/a:mozilla:firefox:55.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20177812
    V
    		CVE-2017-7812
    2022-06-30
    oval:org.opensuse.security:def:111899
    P
    		MozillaFirefox-92.0-1.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105476
    P
    		MozillaFirefox-92.0-1.2 on GA media (Moderate)
    2021-10-01
    oval:com.ubuntu.artful:def:20177812000
    V
    		CVE-2017-7812 on Ubuntu 17.10 (artful) - medium.
    2018-06-11
    oval:com.ubuntu.bionic:def:20177812000
    V
    		CVE-2017-7812 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-06-11
    oval:com.ubuntu.bionic:def:201778120000000
    V
    		CVE-2017-7812 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-06-11
    oval:com.ubuntu.trusty:def:20177812000
    V
    		CVE-2017-7812 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-06-11
    oval:com.ubuntu.xenial:def:201778120000000
    V
    		CVE-2017-7812 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-06-11
    oval:com.ubuntu.xenial:def:20177812000
    V
    		CVE-2017-7812 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-06-11
    BACK
    mozilla firefox *
    mozilla firefox 55.0