Executive Summary

Informations
Name CVE-2021-29955 First vendor Publication 2021-06-24
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 3.6 Temporal Score 5.3
Exploitabality Sub Score 1.6
 
Attack Vector Network Attack Complexity High
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:H/Au:N/C:P/I:N/A:N)
Cvss Base Score 2.6 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity High
Cvss Expoit Score 4.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A transient execution vulnerability, named Floating Point Value Injection (FPVI) allowed an attacker to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. (A related vulnerability, Speculative Code Store Bypass (SCSB), did not affect Firefox.). This vulnerability affects Firefox ESR < 78.9 and Firefox < 87.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29955

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-74 Failure to Sanitize Data into a Different Plane ('Injection')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 659
Application 10

Sources (Detail)

https://bugzilla.mozilla.org/show_bug.cgi?id=1692972
https://www.mozilla.org/security/advisories/mfsa2021-10/
https://www.mozilla.org/security/advisories/mfsa2021-11/
Source Url

Alert History

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Date Informations
2024-11-28 13:55:40
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2024-11-01 02:25:53
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2024-10-23 13:21:45
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2024-10-23 02:25:29
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2024-10-22 13:22:28
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2024-08-02 13:24:30
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2024-08-02 01:25:14
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2024-02-10 02:17:27
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2024-02-02 02:24:48
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2024-02-01 12:23:33
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2023-09-05 13:19:06
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2023-09-05 01:23:06
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2023-09-02 13:17:44
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2023-09-02 01:23:27
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2023-08-12 13:23:44
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2023-08-12 01:22:38
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2023-08-11 13:16:04
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2023-08-11 01:23:23
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2023-08-06 13:14:05
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2023-08-06 01:22:23
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2023-08-04 13:14:27
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2023-08-04 01:22:44
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2023-07-14 13:14:29
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2023-07-14 01:22:33
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2023-04-01 02:05:33
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2023-03-29 02:16:42
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2023-03-28 12:22:46
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2022-10-11 13:06:31
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2022-10-11 01:22:17
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2022-04-26 01:57:57
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2021-06-30 21:23:11
  • Multiple Updates
2021-06-24 21:23:09
  • First insertion