CVE-2017-7761
Mozilla Mozilla Maintenance Service Privilege Escalation
Description
The Mozilla Maintenance Service "helper.exe" application creates a temporary directory writable by non-privileged users. When this is combined with creation of a junction (a form of symbolic link), protected files in the target directory of the junction can be deleted by the Mozilla Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 52.2 and Firefox < 54.
INFO
Published Date :
June 11, 2018, 9:29 p.m.
Last Modified :
Oct. 3, 2019, 12:03 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-7761.
| URL | Resource |
|---|---|
| http://www.securityfocus.com/bid/99057 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1038689 | Third Party Advisory VDB Entry |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1215648 | Issue Tracking Vendor Advisory |
| https://sourceforge.net/p/nsis/bugs/1125/ | Issue Tracking Third Party Advisory |
| https://www.mozilla.org/security/advisories/mfsa2017-15/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2017-16/ | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-7761 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-7761 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-264 CWE-59 CWE-276 -
Initial Analysis by [email protected]
Aug. 14, 2018
Action Type Old Value New Value Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:P/A:P) Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2017-15/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2017-15/ Vendor Advisory Changed Reference Type http://www.securitytracker.com/id/1038689 No Types Assigned http://www.securitytracker.com/id/1038689 Third Party Advisory, VDB Entry Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2017-16/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2017-16/ Vendor Advisory Changed Reference Type https://sourceforge.net/p/nsis/bugs/1125/ No Types Assigned https://sourceforge.net/p/nsis/bugs/1125/ Issue Tracking, Third Party Advisory Changed Reference Type http://www.securityfocus.com/bid/99057 No Types Assigned http://www.securityfocus.com/bid/99057 Third Party Advisory, VDB Entry Changed Reference Type https://bugzilla.mozilla.org/show_bug.cgi?id=1215648 No Types Assigned https://bugzilla.mozilla.org/show_bug.cgi?id=1215648 Issue Tracking, Vendor Advisory Added CWE CWE-264 Added CPE Configuration AND OR *cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* versions up to (excluding) 54.0 *cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* versions up to (excluding) 52.2.0 OR cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jun. 13, 2018
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1038689 [No Types Assigned] Added Reference http://www.securityfocus.com/bid/99057 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-7761 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-7761
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} 0.01%
score
0.22758
percentile