// For flags

CVE-2023-5728

Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash.

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

During garbage collection extra operations were performed on a object that should not be. This could have led to a potentially exploitable crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

Durante la recolección de la "basura" se realizaron operaciones adicionales en un objeto que no debería realizarse. Esto podría haber provocado un fallo potencialmente explotable. Esta vulnerabilidad afecta a Firefox &lt; 119, Firefox ESR &lt; 115.4 y Thunderbird &lt; 115.4.1.

The Mozilla Foundation Security Advisory describes this flaw as:

During garbage collection extra operations were performed on a object that should not be. This could have led to a potentially exploitable crash.

*Credits: anbu
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-10-23 CVE Reserved
  • 2023-10-24 CVE Published
  • 2023-11-03 EPSS Updated
  • 2024-09-11 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-401: Missing Release of Memory after Effective Lifetime
  • 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
Mozilla
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Firefox
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< 119.0
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-
Affected
Mozilla
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Firefox Esr
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< 115.4
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-
Affected
Mozilla
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Thunderbird
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< 115.4.1
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-
Affected
Debian
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Debian Linux
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10.0
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-
Affected
Debian
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Debian Linux
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11.0
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-
Affected