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Vulnerability Details : CVE-2020-15677

By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed in the download file dialog to show the original site (the one suffering from the open redirect) rather than the site the file was actually downloaded from. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
Publish Date : 2020-10-01 Last Update Date : 2020-11-02
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- CVSS Scores & Vulnerability Types

CVSS Score
5.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 601

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2020:3832: firefox security update (Important) oval:com.redhat.rhsa:def:20203832 unix
RHSA-2020:3835: firefox security update (Important) oval:com.redhat.rhsa:def:20203835 unix
RHSA-2020:4080: firefox security and bug fix update (Important) oval:com.redhat.rhsa:def:20204080 unix
RHSA-2020:4155: thunderbird security update (Important) oval:com.redhat.rhsa:def:20204155 unix
RHSA-2020:4158: thunderbird security update (Important) oval:com.redhat.rhsa:def:20204158 unix
RHSA-2020:4163: thunderbird security update (Important) oval:com.redhat.rhsa:def:20204163 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2020-15677

# Product Type Vendor Product Version Update Edition Language
1 Application Mozilla Firefox * * * * Version Details Vulnerabilities
2 Application Mozilla Firefox Esr * * * * Version Details Vulnerabilities
3 Application Mozilla Thunderbird * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Mozilla Firefox 1
Mozilla Firefox Esr 1
Mozilla Thunderbird 1

- References For CVE-2020-15677

https://www.mozilla.org/security/advisories/mfsa2020-42/
https://www.mozilla.org/security/advisories/mfsa2020-43/
https://bugzilla.mozilla.org/show_bug.cgi?id=1641487
https://www.mozilla.org/security/advisories/mfsa2020-44/
https://www.debian.org/security/2020/dsa-4770
DEBIAN DSA-4770
https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html
MLIST [debian-lts-announce] 20201016 [SECURITY] [DLA 2408-1] thunderbird security update
https://security.gentoo.org/glsa/202010-02
GENTOO GLSA-202010-02
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html
SUSE openSUSE-SU-2020:1785
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html
SUSE openSUSE-SU-2020:1780

- Metasploit Modules Related To CVE-2020-15677

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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