Vulnerability Details : CVE-2017-5422
Potential exploit
If a malicious site uses the "view-source:" protocol in a series within a single hyperlink, it can trigger a non-exploitable browser crash when the hyperlink is selected. This was fixed by no longer making "view-source:" linkable. This vulnerability affects Firefox < 52 and Thunderbird < 52.
Vulnerability category: Input validation
Products affected by CVE-2017-5422
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-5422
3.62%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-5422
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-5422
-
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-2017-5422
-
https://www.mozilla.org/security/advisories/mfsa2017-05/
Security vulnerabilities fixed in Firefox 52 — MozillaVendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2017-09/
Security vulnerabilities fixed in - Thunderbird 52 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1295002
1295002 - (CVE-2017-5422) Recursive keyword fixup for many-nested view-source: URLs crashesExploit;Issue Tracking;Patch;Vendor Advisory
-
http://www.securitytracker.com/id/1037966
Mozilla Firefox Multiple Bugs Let Remote Users Bypass Security Restrictions, Spoof URLs, Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/96692
Mozilla Firefox MFSA 2017-05 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
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