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CVE-2017-7761

UNKNOWN
Published 2018-06-11T21:00:00
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No CVSS data available

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-mcm9-29wj-77v9

Advisory Details

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.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2017-7761
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1215648
WEB https://sourceforge.net/p/nsis/bugs/1125
WEB https://www.mozilla.org/security/advisories/mfsa2017-15
WEB https://www.mozilla.org/security/advisories/mfsa2017-16
WEB http://www.securityfocus.com/bid/99057
WEB http://www.securitytracker.com/id/1038689

Advisory provided by GitHub Security Advisory Database. Published: May 13, 2022, Modified: May 13, 2022

References

http://www.securityfocus.com/bid/99057
https://bugzilla.mozilla.org/show_bug.cgi?id=1215648
https://www.mozilla.org/security/advisories/mfsa2017-15/
http://www.securitytracker.com/id/1038689
https://sourceforge.net/p/nsis/bugs/1125/
https://www.mozilla.org/security/advisories/mfsa2017-16/
Published: 2018-06-11T21:00:00
Last Modified: 2024-08-05T16:12:28.276Z
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