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nvd[email protected]NVD:CVE-2021-23956
HistoryFeb 26, 2021 - 3:15 a.m.

CVE-2021-23956

2021-02-2603:15:13
[email protected]
web.nvd.nist.gov
5
vulnerability
file picker
confusion
directory uploads
firefox

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.002

Percentile

59.8%

JSON

An ambiguous file picker design could have confused users who intended to select and upload a single file into uploading a whole directory. This was addressed by adding a new prompt. This vulnerability affects Firefox < 85.

Affected configurations

Nvd
Node
mozillafirefoxRange<85.0
VendorProductVersionCPE
mozillafirefox*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Related

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gentoo 1
kaspersky 1
mozilla 1
ibm 1
rosalinux 1
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CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.002

Percentile

59.8%

JSON
Related for NVD:CVE-2021-23956
prion1alpinelinux1cve1veracode1cvelist1debiancve1ubuntucve1nessus4osv1ubuntu1archlinux1openvas4gentoo1kaspersky1mozilla1ibm1rosalinux1