CVE-2019-9810
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 27.2% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 27.2% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 27.2% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Mozilla Firefox < 60.6.1
- Mozilla Firefox < 66.0.1
- Mozilla Thunderbird < 60.6.1
- Redhat Enterprise Linux 8.0
- Redhat Enterprise Linux Eus 8.1
- Redhat Enterprise Linux Eus 8.2
- Redhat Enterprise Linux Eus 8.4
- Redhat Enterprise Linux Server Aus 8.2
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2019-9810.md and follow it. Check whether this project is affected by CVE-2019-9810. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://bugzilla.mozilla.org/show_bug.cgi?id=1537924
- https://www.mozilla.org/security/advisories/mfsa2019-09/
- https://www.mozilla.org/security/advisories/mfsa2019-10/
- https://www.mozilla.org/security/advisories/mfsa2019-12/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1537924
- https://www.mozilla.org/security/advisories/mfsa2019-09/
- https://www.mozilla.org/security/advisories/mfsa2019-10/
- https://www.mozilla.org/security/advisories/mfsa2019-12/
References
- http://packetstormsecurity.com/files/155592/Mozilla-Firefox-Windows-64-Bit-Chain-Exploit.html
- https://access.redhat.com/errata/RHSA-2019:0966
- https://access.redhat.com/errata/RHSA-2019:1144
- https://bugzilla.mozilla.org/show_bug.cgi?id=1537924
- https://www.mozilla.org/security/advisories/mfsa2019-09/
- https://www.mozilla.org/security/advisories/mfsa2019-10/
- https://www.mozilla.org/security/advisories/mfsa2019-12/
- http://packetstormsecurity.com/files/155592/Mozilla-Firefox-Windows-64-Bit-Chain-Exploit.html
- https://access.redhat.com/errata/RHSA-2019:0966
- https://access.redhat.com/errata/RHSA-2019:1144
- https://bugzilla.mozilla.org/show_bug.cgi?id=1537924
- https://www.mozilla.org/security/advisories/mfsa2019-09/
- https://www.mozilla.org/security/advisories/mfsa2019-10/
- https://www.mozilla.org/security/advisories/mfsa2019-12/