CVE-2017-5428
An integer overflow in "createImageBitmap()" was reported through the Pwn2Own contest.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An integer overflow in "createImageBitmap()" was reported through the Pwn2Own contest. The fix for this vulnerability disables the experimental extensions to the "createImageBitmap" API. This function runs in the content sandbox, requiring a second vulnerability to compromise a user's computer. This vulnerability affects Firefox ESR < 52.0.1 and Firefox < 52.0.1.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.18% probability · 88th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- redhat/enterprise linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux workstation · mozilla/firefox · mozilla/firefox esr
- Source
- security@mozilla.org
EPSS 3.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://rhn.redhat.com/errata/RHSA-2017-0558.htmlThird Party Advisory
- http://www.securityfocus.com/bid/96959Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038060Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1348168Exploit, Issue Tracking, Patch, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-08/Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0558.htmlThird Party Advisory
- http://www.securityfocus.com/bid/96959Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038060Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1348168Exploit, Issue Tracking, Patch, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-08/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.