CVE-2020-16845

Go before 1.13.15 and 14.x before 1.14.7 can have an infinite read loop in ReadUvarint and ReadVarint in encoding/binary via invalid inputs.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://groups.google.com/forum/#!topic/golang-announce/_ulYYcIWg3Q	Third Party Advisory
https://groups.google.com/forum/#!topic/golang-announce/NyPIaucMgXo	Patch Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00021.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00028.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWRBAH4UZJO3RROQ72SYCUPFCJFA22FO/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6RCFJTMKHY5ICGEM5BUFUEDDGSPJ25XU/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TACQFZDPA7AUR6TRZBCX2RGRFSDYLI7O/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WV2VWKFTH4EJGZBZALVUJQJOAQB5MDQ4/	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20200924-0002/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00037.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00038.html	Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4848	Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:golang:go::::::::
	cpe:2.3:a:golang:go::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:opensuse:leap:15.1:::::::*
	cpe:2.3:o:opensuse:leap:15.2:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Configuration 4 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:31:::::::*
	cpe:2.3:o:fedoraproject:fedora:32:::::::*

Information

Published : 2020-08-06 11:15

Updated : 2023-02-02 18:28

NVD link : CVE-2020-16845

Mitre link : CVE-2020-16845

JSON object : View

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

Products Affected

golang

debian

debian_linux

fedoraproject

fedora

opensuse

leap

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"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWRBAH4UZJO3RROQ72SYCUPFCJFA22FO/", "name": "FEDORA-2020-deff052e7a", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6RCFJTMKHY5ICGEM5BUFUEDDGSPJ25XU/", "name": "FEDORA-2020-e384830a0d", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TACQFZDPA7AUR6TRZBCX2RGRFSDYLI7O/", "name": "FEDORA-2020-a55f130272", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WV2VWKFTH4EJGZBZALVUJQJOAQB5MDQ4/", "name": "FEDORA-2020-b190375a37", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html", "name": "openSUSE-SU-2020:1405", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html", "name": "openSUSE-SU-2020:1407", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "SUSE"}, {"url": "https://security.netapp.com/advisory/ntap-20200924-0002/", "name": "https://security.netapp.com/advisory/ntap-20200924-0002/", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00037.html", "name": "[debian-lts-announce] 20201121 [SECURITY] [DLA 2459-1] golang-1.7 security update", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00038.html", "name": "[debian-lts-announce] 20201121 [SECURITY] [DLA 2460-1] golang-1.8 security update", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://www.debian.org/security/2021/dsa-4848", "name": "DSA-4848", "tags": ["Third Party Advisory"], "refsource": "DEBIAN"}, {"url": "https://www.oracle.com/security-alerts/cpuApr2021.html", "name": "https://www.oracle.com/security-alerts/cpuApr2021.html", "tags": ["Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Go before 1.13.15 and 14.x before 1.14.7 can have an infinite read loop in ReadUvarint and ReadVarint in encoding/binary via invalid inputs."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-835"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-16845", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2020-08-06T18:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.14.7", "versionStartIncluding": "1.14"}, {"cpe23Uri": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.13.15"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-03T02:28Z"}

7.5 /10

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

JSON object

Attach tags to CVE-2020-16845

7.5^/10

5.0^/10

Attach tags to `CVE-2020-16845`