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nvd[email protected]NVD:CVE-2021-38492
HistoryNov 03, 2021 - 1:15 a.m.

CVE-2021-38492

2021-11-0301:15:07
[email protected]
web.nvd.nist.gov
6
firefox
windows
vulnerability
`mk` scheme
internet explorer
unprivileged mode
cve-2021-38492

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.003

Percentile

70.0%

JSON

When delegating navigations to the operating system, Firefox would accept the mk scheme which might allow attackers to launch pages and execute scripts in Internet Explorer in unprivileged mode. This bug only affects Firefox for Windows. Other operating systems are unaffected.. This vulnerability affects Firefox < 92, Thunderbird < 91.1, Thunderbird < 78.14, Firefox ESR < 78.14, and Firefox ESR < 91.1.

Affected configurations

Nvd
Node
microsoftwindowsMatch-
AND
mozillafirefoxRange<92.0
OR
mozillafirefox_esrRange<78.14
OR
mozillafirefox_esrRange91.0–91.1
OR
mozillathunderbirdRange<78.14
OR
mozillathunderbirdRange91.0–91.1

Related

cvelist 1
prion 1
cve 1
debiancve 1
alpinelinux 1
redhatcve 1
openvas 15
ubuntucve 1
veracode 1
nessus 22
kaspersky 5
mozilla 5
altlinux 2
ibm 1
suse 5
gentoo 1
cvelist
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openvas
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Mozilla Thunderbird Security Advisories (MFSA2021-37, MFSA2021-41) - Windows
2021-09-09 00:00:00
Mozilla Firefox ESR Security Advisories (MFSA2021-34, MFSA2021-40) - Windows
2021-09-09 00:00:00
Mozilla Firefox Security Advisories (MFSA2021-31, MFSA2021-42) - Windows
2021-09-09 00:00:00
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2021-11-03 00:00:00
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Denial Of Service (DoS)
2021-09-17 21:20:36
nessus
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Mozilla Thunderbird < 78.14
2021-09-08 00:00:00
Mozilla Thunderbird < 78.14
2021-09-08 00:00:00
Mozilla Firefox ESR < 78.14
2021-09-07 00:00:00
kaspersky
kaspersky
KLA12274 Multiple vulnerabilities in Mozilla Firefox ESR
2021-09-07 00:00:00
KLA12273 Multiple vulnerabilities in Mozilla Firefox ESR
2021-09-07 00:00:00
KLA12276 Multiple vulnerabilities in Mozilla Thunderbird
2021-09-07 00:00:00
mozilla
mozilla
Security Vulnerabilities fixed in Thunderbird 78.14 — Mozilla
2021-09-07 00:00:00
Security Vulnerabilities fixed in Firefox ESR 78.14 — Mozilla
2021-09-07 00:00:00
Security Vulnerabilities fixed in Thunderbird 91.1 — Mozilla
2021-09-07 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 10 package firefox-esr version 91.1.0-alt1
2021-09-24 00:00:00
Security fix for the ALT Linux 10 package thunderbird version 91.1.0-alt1
2021-09-15 00:00:00
ibm
ibm
Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.14.0 ESR +CVE-2021-38493) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF14
2021-12-15 13:44:02
suse
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Security update for MozillaFirefox (important)
2021-10-16 00:00:00
Security update for MozillaFirefox (important)
2021-10-11 00:00:00
Security update for MozillaFirefox (important)
2021-10-18 00:00:00
gentoo
gentoo
Mozilla Thunderbird: Multiple Vulnerabilities
2022-08-10 00:00:00

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.003

Percentile

70.0%

JSON
Related for NVD:CVE-2021-38492
cvelist1prion1cve1debiancve1alpinelinux1redhatcve1openvas15ubuntucve1veracode1nessus22kaspersky5mozilla5altlinux2ibm1suse5gentoo1