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CVE-2020-16845

Good to know:

Date: August 6, 2020

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.

Language: Go

Severity Score

7.5

Related Resources (32)

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TACQFZDPA7AUR6TRZBCX2RGRFSDYLI7O/

Url: http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00021.html

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWRBAH4UZJO3RROQ72SYCUPFCJFA22FO

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TACQFZDPA7AUR6TRZBCX2RGRFSDYLI7O

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWRBAH4UZJO3RROQ72SYCUPFCJFA22FO/

Url: https://go.dev/cl/247120

Url: https://security.netapp.com/advisory/ntap-20200924-0002

Url: https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b

Url: https://groups.google.com/forum/#!topic/golang-announce/NyPIaucMgXo

Url: https://github.com/ulikunitz/xz/issues/35

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WV2VWKFTH4EJGZBZALVUJQJOAQB5MDQ4

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WV2VWKFTH4EJGZBZALVUJQJOAQB5MDQ4/

Url: https://groups.google.com/forum/#%21topic/golang-announce/NyPIaucMgXo

Url: https://go.googlesource.com/go/+/027d7241ce050d197e7fabea3d541ffbe3487258

Url: https://access.redhat.com/security/cve/CVE-2020-16845

Url: https://groups.google.com/forum/#%21topic/golang-announce/_ulYYcIWg3Q

Url: http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00028.html

Url: https://lists.debian.org/debian-lts-announce/2020/11/msg00037.html

Url: https://security-tracker.debian.org/tracker/CVE-2020-16845

Url: http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6RCFJTMKHY5ICGEM5BUFUEDDGSPJ25XU/

Url: https://security.netapp.com/advisory/ntap-20200924-0002/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6RCFJTMKHY5ICGEM5BUFUEDDGSPJ25XU

Url: http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-16845

Url: https://groups.google.com/g/golang-announce/c/NyPIaucMgXo

Url: https://go.dev/issue/40618

Url: https://www.debian.org/security/2021/dsa-4848

Url: https://groups.google.com/forum/#!topic/golang-announce/_ulYYcIWg3Q

Url: https://lists.debian.org/debian-lts-announce/2020/11/msg00038.html

Url: https://www.mend.io/vulnerability-database/CVE-2020-16845

Severity Score

7.5

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Top Fix

Upgrade Version

Upgrade to version github.com/ulikunitz/xz - v0.5.8

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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