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mscveMicrosoftMS:CVE-2021-3449
HistoryOct 12, 2021 - 7:00 a.m.

OpenSSL: CVE-2021-3449 NULL pointer deref in signature_algorithms processing

2021-10-1207:00:00
Microsoft
msrc.microsoft.com
30
openssl
cve-2021-3449
null pointer deref
signature_algorithms
processing
microsoft

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.3

Confidence

High

EPSS

0.005

Percentile

76.4%

JSON

Affected configurations

Vulners
Node
microsoftvisual_studio_2019Range<16.11.5
OR
microsoftvisual_studio_2019Range<16.9.12
OR
microsoftvisual_studio_2019Range<16.7.20
OR
microsoftvisual_studio_2019Range<16.4.27
OR
microsoftvisual_studio_2017Range<15.9.40
VendorProductVersionCPE
microsoftvisual_studio_2019*cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
microsoftvisual_studio_2017*cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*

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CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.3

Confidence

High

EPSS

0.005

Percentile

76.4%

JSON
Related for MS:CVE-2021-3449
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