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cve[email protected]CVE-2021-20231
HistoryMar 12, 2021 - 7:15 p.m.

CVE-2021-20231

2021-03-1219:15:00
CWE-416
[email protected]
web.nvd.nist.gov
226
16
cve-2021-20231
gnutls
security
vulnerability
memory corruption
nvd

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.011 Low

EPSS

Percentile

84.2%

JSON

A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other consequences.

VendorProductVersionCPE
gnugnutls*cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*

References

Social References

More

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9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.011 Low

EPSS

Percentile

84.2%

JSON
Related for CVE-2021-20231
prion1alpinelinux1redhatcve1debiancve1veracode1osv4ubuntucve1cbl_mariner2nessus20openvas12altlinux2archlinux1suse1fedora1ubuntu1oraclelinux2mageia1rocky1photon7almalinux1redhat25ibm6oracle1ics1