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amazonAmazonALAS2-2021-1644
HistoryMay 20, 2021 - 5:05 p.m.

Important: thunderbird

2021-05-2017:05:00
alas.aws.amazon.com
37

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.006 Low

EPSS

Percentile

78.3%

JSON

Issue Overview:

Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network’s hosts as well as services running on the user’s local machine. This vulnerability affects Firefox < 85 (CVE-2021-23991) (CVE-2021-23992) (CVE-2021-23961) (CVE-2021-23993) (CVE-2021-23994) (CVE-2021-23995) (CVE-2021-23998) (CVE-2021-23999) (CVE-2021-24002) (CVE-2021-29945) (CVE-2021-29946) (CVE-2021-29948)

Affected Packages:

thunderbird

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update thunderbird to update your system.

New Packages:

aarch64:  
    thunderbird-78.10.0-1.amzn2.0.1.aarch64  
    thunderbird-debuginfo-78.10.0-1.amzn2.0.1.aarch64  
  
src:  
    thunderbird-78.10.0-1.amzn2.0.1.src  
  
x86_64:  
    thunderbird-78.10.0-1.amzn2.0.1.x86_64  
    thunderbird-debuginfo-78.10.0-1.amzn2.0.1.x86_64

Additional References

Red Hat: CVE-2021-23961, CVE-2021-23991, CVE-2021-23992, CVE-2021-23993, CVE-2021-23994, CVE-2021-23995, CVE-2021-23998, CVE-2021-23999, CVE-2021-24002, CVE-2021-29945, CVE-2021-29946, CVE-2021-29948

Mitre: CVE-2021-23961, CVE-2021-23991, CVE-2021-23992, CVE-2021-23993, CVE-2021-23994, CVE-2021-23995, CVE-2021-23998, CVE-2021-23999, CVE-2021-24002, CVE-2021-29945, CVE-2021-29946, CVE-2021-29948

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alpinelinux
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8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.006 Low

EPSS

Percentile

78.3%

JSON
Related for ALAS2-2021-1644
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