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CVE-2018-5163

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

Description

If a malicious attacker has used another vulnerability to gain full control over a content process, they may be able to replace the alternate data resources stored in the JavaScript Start-up Bytecode Cache (JSBC) for other JavaScript code. If the parent process then runs this replaced code, the executed script would be run with the parent process' privileges, escaping the sandbox on content processes. This vulnerability affects Firefox < 60.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-647q-gc86-99gj

Advisory Details

If a malicious attacker has used another vulnerability to gain full control over a content process, they may be able to replace the alternate data resources stored in the JavaScript Start-up Bytecode Cache (JSBC) for other JavaScript code. If the parent process then runs this replaced code, the executed script would be run with the parent process' privileges, escaping the sandbox on content processes. This vulnerability affects Firefox < 60.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-5163
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1426353
WEB https://usn.ubuntu.com/3645-1
WEB https://www.mozilla.org/security/advisories/mfsa2018-11
WEB http://www.securityfocus.com/bid/104139
WEB http://www.securitytracker.com/id/1040896

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

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1426353
https://www.mozilla.org/security/advisories/mfsa2018-11/
http://www.securitytracker.com/id/1040896
https://usn.ubuntu.com/3645-1/
http://www.securityfocus.com/bid/104139
Published: 2018-06-11T21:00:00
Last Modified: 2024-08-05T05:26:47.037Z
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