Executive Summary

Informations
Name CVE-2021-38503 First vendor Publication 2021-12-08
Vendor Cve Last vendor Modification 2022-12-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Overall CVSS Score 10
Base Score 10 Environmental Score 10
impact SubScore 6 Temporal Score 10
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Changed Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38503

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 544
Application 133
Application 417
Os 3

Sources (Detail)

Source Url
DEBIAN https://www.debian.org/security/2021/dsa-5026
https://www.debian.org/security/2022/dsa-5034
GENTOO https://security.gentoo.org/glsa/202202-03
https://security.gentoo.org/glsa/202208-14
MISC https://bugzilla.mozilla.org/show_bug.cgi?id=1729517
https://www.mozilla.org/security/advisories/mfsa2021-48/
https://www.mozilla.org/security/advisories/mfsa2021-49/
https://www.mozilla.org/security/advisories/mfsa2021-50/
MLIST https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html

Alert History

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Date Informations
2024-02-10 02:20:24
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2024-02-02 02:27:56
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2024-02-01 12:24:37
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2023-09-05 13:22:20
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2023-09-05 01:24:07
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2023-09-02 13:20:43
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2023-09-02 01:24:30
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2023-08-12 13:26:48
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2023-08-12 01:23:43
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2023-08-11 13:19:04
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2023-08-11 01:24:30
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2023-08-06 13:17:00
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2023-08-06 01:23:27
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2023-08-04 13:17:24
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2023-08-04 01:23:48
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2023-07-14 13:17:28
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2023-07-14 01:23:36
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2023-04-01 02:08:01
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2023-03-29 02:19:34
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2023-03-28 12:23:48
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2022-12-09 21:27:39
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2022-10-11 13:09:04
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2022-10-11 01:23:15
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2022-08-11 00:43:22
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2022-04-26 02:00:00
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2022-03-16 21:23:08
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2022-02-22 09:23:07
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2022-01-04 17:23:01
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2022-01-03 17:22:59
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2021-12-29 21:23:03
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2021-12-22 00:23:05
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2021-12-20 05:23:16
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2021-12-14 00:22:54
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2021-12-09 09:22:59
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2021-12-09 00:22:54
  • First insertion