Vulnerability Details : CVE-2018-5136
A shared worker created from a "data:" URL in one tab can be shared by another tab with a different origin, bypassing the same-origin policy. This vulnerability affects Firefox < 59.
Vulnerability category: Input validation
Products affected by CVE-2018-5136
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5136
0.35%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5136
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-5136
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-5136
-
https://usn.ubuntu.com/3596-1/
USN-3596-1: Firefox vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.securitytracker.com/id/1040514
Mozilla Firefox Multiple Bugs Let Remote Users Spoof URLs, Bypass Security Restrictions, Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
-
https://www.mozilla.org/security/advisories/mfsa2018-06/
Security vulnerabilities fixed in Firefox 59 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1419166
1419166 - (CVE-2018-5136) Cross-origin Shared Worker using data: urlIssue Tracking;Permissions Required
-
http://www.securityfocus.com/bid/103386
Mozilla Firefox MFSA2018-06 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
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