CVE-2017-7794

CVSS V2 Medium 4.6 CVSS V3 High 7.8
Description
On Linux systems, if the content process is compromised, the sandbox broker will allow files to be truncated even though the sandbox explicitly only has read access to the local file system and no write permissions. Note: This attack only affects the Linux operating system. Other operating systems are not affected. This vulnerability affects Firefox < 55.
Overview
  • CVE ID
  • CVE-2017-7794
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-06-11T21:29:09
  • Last Modified Date
  • 2019-10-03T00:03:26
Weakness Enumerations
CWE URL
CWE-276 http://cwe.mitre.org/data/definitions/276.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 55.0
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2017-18/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1374281 Exploit Issue Tracking Vendor Advisory
http://www.securitytracker.com/id/1039124 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-7794
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7794
History
Created Old Value New Value Data Type Notes
2022-05-10 17:28:09 Added to TrackCVE
2022-12-03 07:48:09 2018-06-11T21:29Z 2018-06-11T21:29:09 CVE Published Date updated
2022-12-03 07:48:09 2019-10-03T00:03:26 CVE Modified Date updated
2022-12-03 07:48:09 Analyzed Vulnerability Status updated