CVE-2019-9795
Mozilla: Type-confusion in IonMonkey JIT compiler
Severity Score
9.8
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by malicious JavaScript to trigger a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.
Una vulnerabilidad de confusión de tipo en compilador IonMonkey just-in-time (JIT) podría ser utilizado por JavaScript malicioso para desencadenar un fallo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 60.6, Firefox ESR versiones anteriores a 60.6 y Firefox versiones anteriores a 66.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-03-14 CVE Reserved
- 2019-03-20 CVE Published
- 2024-04-19 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-617: Reachable Assertion
- CWE-787: Out-of-bounds Write
- CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
CAPEC
References (7)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/errata/RHSA-2019:0966 | 2020-08-24 | |
| https://access.redhat.com/errata/RHSA-2019:1144 | 2020-08-24 | |
| https://www.mozilla.org/security/advisories/mfsa2019-07 | 2020-08-24 | |
| https://www.mozilla.org/security/advisories/mfsa2019-08 | 2020-08-24 | |
| https://www.mozilla.org/security/advisories/mfsa2019-11 | 2020-08-24 | |
| https://access.redhat.com/security/cve/CVE-2019-9795 | 2019-05-13 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1690680 | 2019-05-13 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mozilla Search vendor "Mozilla" | Firefox Search vendor "Mozilla" for product "Firefox" | < 66.0 Search vendor "Mozilla" for product "Firefox" and version " < 66.0" | - |
Affected
| ||||||
| Mozilla Search vendor "Mozilla" | Firefox Esr Search vendor "Mozilla" for product "Firefox Esr" | < 60.6 Search vendor "Mozilla" for product "Firefox Esr" and version " < 60.6" | - |
Affected
| ||||||
| Mozilla Search vendor "Mozilla" | Thunderbird Search vendor "Mozilla" for product "Thunderbird" | < 60.6 Search vendor "Mozilla" for product "Thunderbird" and version " < 60.6" | - |
Affected
| ||||||