High severity · published Apr 26, 2019
CVE-2019-9810
Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds check and a buffer overflow
8.8
CVSS
27.2%
EPSS
No
On KEV
Description
Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds check and a buffer overflow. This vulnerability affects Firefox < 66.0.1, Firefox ESR < 60.6.1, and Thunderbird < 60.6.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)27.2% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 60.6.1; before 66.0.1 · source: NVD
EL
Enterprise Linux · Redhat
8.0 · source: NVD
EL
Enterprise Linux Eus · Redhat
8.1; 8.2; 8.4 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
8.2; 8.4 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
8.2; 8.4 · source: NVD
TH
Thunderbird · Mozilla
before 60.6.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-9810
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-9810
Exploit
http://packetstormsecurity.com/files/155592/Mozilla-Firefox-Windows-64-Bit-Chain-Exploit.html
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0966
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1144
Exploit
https://bugzilla.mozilla.org/show_bug.cgi?id=1537924
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-09/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-10/
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