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GoogleOSV:CVE-2020-36400

HistoryJul 01, 2021 - 3:15 a.m.

CVE-2020-36400

2021-07-0103:15:07

Google

osv.dev

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

7.1 High

AI Score

Confidence

Low

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

0.003 Low

EPSS

Percentile

71.4%

JSON

ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.

CPENameOperatorVersion
libzmqeq4.2.2
libzmqeq4.2.5
libzmqeq3.1.0
libzmqeq4.2.0-rc1
libzmqeq4.1.0
libzmqeq4.3.1
libzmqeq4.2.4
libzmqeq4.3.0
libzmqeq4.2.1
libzmqeq4.3.2

Name	Operator	Version
libzmq	eq	4.2.2
libzmq	eq	4.2.5
libzmq	eq	3.1.0
libzmq	eq	4.2.0-rc1
libzmq	eq	4.1.0
libzmq	eq	4.3.1
libzmq	eq	4.2.4
libzmq	eq	4.3.0
libzmq	eq	4.2.1
libzmq	eq	4.3.2

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References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=26042

github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yaml

github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306

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

7.1 High

AI Score

Confidence

Low

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

0.003 Low

EPSS

Percentile

71.4%

JSON

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