9.8crit
CVE-2017-5403
When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root object.
Published 8 y ago · modified 4 mo ago · JSON
CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.7%
percentile 77%
Public exploits
0
none known
Summary
When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root object. This triggers a use-after-free, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 52 and Thunderbird < 52.
Exploit prediction (EPSS)
1.66% probability of exploitation in the next 30 days, higher than 77% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Mozilla Firefox
- Mozilla Thunderbird
Classification
- Weakness
- CWE-416 Use After Free
References
- mozilla.org /security/advisories/mfsa2017-09/ · x_refsource_CONFIRM, x_transferred
- bugzilla.mozilla.org /show_bug.cgi?id=1340186 · x_refsource_CONFIRM, x_transferred
- mozilla.org /security/advisories/mfsa2017-05/ · x_refsource_CONFIRM, x_transferred
- securitytracker.com /id/1037966 · vdb-entry, x_refsource_SECTRACK, x_transferred
- securityfocus.com /bid/96691 · vdb-entry, x_refsource_BID, x_transferred
Sources
- CVE List: CVE-2017-5403
- NVD: CVE-2017-5403
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