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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2021-23995
HistoryJun 24, 2021 - 2:15 p.m.

CVE-2021-23995

2021-06-2414:15:09
Debian Security Bug Tracker
security-tracker.debian.org
12

CVSS2

5.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

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

EPSS

0.002

Percentile

62.1%

JSON

When Responsive Design Mode was enabled, it used references to objects that were previously freed. We presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.

Related

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almalinux 2
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cve
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CVE-2021-23995
2021-06-24 14:15:09
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CVE-2021-23995
2021-06-24 14:15:09
veracode
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Arbitrary Code Execution
2021-04-21 18:13:39
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CVE-2021-23995
2021-04-19 00:00:00
alpinelinux
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CVE-2021-23995
2021-06-24 14:15:09
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CVE-2021-23995
2021-06-24 13:26:25
prion
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Code injection
2021-06-24 14:15:00
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2021-04-20 03:27:28
threatpost
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Mozilla Fixes Firefox Flaw That Allowed Spoofing of HTTPS Browser Padlock
2021-04-20 20:40:09
openvas
openvas
Mozilla Firefox ESR Security Advisories (MFSA2021-13, MFSA2021-16) - Mac OS X
2021-04-20 00:00:00
Mozilla Firefox ESR Security Advisories (MFSA2021-13, MFSA2021-16) - Windows
2021-04-20 00:00:00
Debian: Security Advisory (DSA-4895-1)
2021-04-22 00:00:00
debian
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[SECURITY] [DSA 4895-1] firefox-esr security update
2021-04-20 18:17:37
[SECURITY] [DLA 2633-1] firefox-esr security update
2021-04-23 10:43:12
[SECURITY] [DSA 4897-1] thunderbird security update
2021-04-22 09:31:32
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2021-04-23 00:00:00
firefox-esr - security update
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2021-04-26 10:44:42
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SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2021:1307-1)
2021-04-27 00:00:00
Debian DSA-4895-1 : firefox-esr - security update
2021-04-22 00:00:00
Oracle Linux 7 : firefox (ELSA-2021-1363)
2021-04-27 00:00:00
archlinux
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[ASA-202104-4] thunderbird: multiple issues
2021-04-29 00:00:00
[ASA-202104-3] firefox: multiple issues
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Security update for MozillaFirefox (important)
2021-04-26 00:00:00
Security update for MozillaThunderbird (important)
2021-05-01 00:00:00
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Security fix for the ALT Linux 10 package firefox-esr version 78.10.0-alt1
2021-04-21 00:00:00
Security fix for the ALT Linux 10 package thunderbird version 78.10.0-alt1
2021-04-26 00:00:00
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2021-04-27 00:00:00
firefox security update
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(RHSA-2021:1363) Important: firefox security update
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2021-04-26 10:29:07
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Updated firefox packages fix security vulnerabilities
2021-04-29 12:41:35
Updated thunderbird packages fix security vulnerabilities
2021-04-29 12:41:35
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Security Vulnerabilities fixed in Firefox ESR 78.10 — Mozilla
2021-04-19 00:00:00
Security Vulnerabilities fixed in Thunderbird 78.10 — Mozilla
2021-04-19 00:00:00
Security Vulnerabilities fixed in Firefox 88 — Mozilla
2021-04-19 00:00:00
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kaspersky
KLA12150 Multiple vulnerabilities in Mozilla Firefox ESR
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KLA12148 Multiple vulnerabilities in Mozilla Thunderbird
2021-04-19 00:00:00
KLA12149 Multiple vulnerabilities in Mozilla Firefox
2021-04-19 00:00:00
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Important: firefox security update
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Important: thunderbird security update
2021-04-26 05:03:41
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ROS-2-515
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2021-09-08 00:00:00
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Important: thunderbird
2021-05-20 17:05:00
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2021-04-26 00:00:00
Thunderbird vulnerabilities
2021-06-25 00:00:00
Thunderbird vulnerabilities
2021-06-22 00:00:00
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2021-09-28 16:45:14

CVSS2

5.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

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

EPSS

0.002

Percentile

62.1%

JSON
Related for DEBIANCVE:CVE-2021-23995
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