// For flags

CVE-2018-12363

Mozilla: Use-after-free when appending DOM nodes

Severity Score

8.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A use-after-free vulnerability can occur when script uses mutation events to move DOM nodes between documents, resulting in the old document that held the node being freed but the node still having a pointer referencing it. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Puede ocurrir una vulnerabilidad de uso de memoria previamente liberada cuando script emplea eventos de mutación para mover nodos DOM entre documentos, lo que resulta en el que documento antiguo que sostenía el nodo se liberase, pero dicho nodo seguía teniendo un puntero referenciándolo. Esto resulta en un cierre inesperado potencialmente explotable. La vulnerabilidad afecta a Thunderbird en versiones anteriores a la 60 y la 52.9, Firefox ESR en versiones anteriores a la 60.1 y la 52.9 y Firefox en versiones anteriores a la 61.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-06-14 CVE Reserved
  • 2018-06-29 CVE Published
  • 2024-03-10 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Redhat
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Enterprise Linux Desktop
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6.0
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-
Affected
Redhat
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Enterprise Linux Desktop
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7.0
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-
Affected
Redhat
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Enterprise Linux Server
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6.0
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-
Affected
Redhat
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Enterprise Linux Server
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7.0
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.6
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-
Affected
Redhat
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Enterprise Linux Server Eus
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7.5
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-
Affected
Redhat
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Enterprise Linux Server Eus
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7.6
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-
Affected
Redhat
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Enterprise Linux Server Tus
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7.6
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-
Affected
Redhat
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Enterprise Linux Workstation
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6.0
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-
Affected
Redhat
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Enterprise Linux Workstation
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7.0
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-
Affected
Debian
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Debian Linux
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8.0
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-
Affected
Debian
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Debian Linux
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9.0
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-
Affected
Canonical
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Ubuntu Linux
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14.04
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lts
Affected
Canonical
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Ubuntu Linux
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16.04
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lts
Affected
Canonical
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Ubuntu Linux
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17.10
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Affected
Canonical
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Ubuntu Linux
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18.04
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lts
Affected
Mozilla
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Firefox
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< 61.0
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-
Affected
Mozilla
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Firefox Esr
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< 52.9
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-
Affected
Mozilla
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Firefox Esr
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>= 53.0 < 60.1.0
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Affected
Mozilla
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Thunderbird
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< 52.9
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Affected
Mozilla
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Thunderbird
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>= 52.9.1 < 60.0
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Affected