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CVE-2020-29652

Good to know:

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Date: December 16, 2020

A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers.

Language: Go

Severity Score

Related Resources (10)

https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff%40%3Cnotifications.skywalking.apache.org%3E
https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff@%3Cnotifications.skywalking.apache.org%3E
https://go-review.googlesource.com/c/crypto/+/278852
https://go.googlesource.com/crypto/+/8b5274cf687fd9316b4108863654cc57385531e8
https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1
https://go.dev/cl/278852
https://access.redhat.com/security/cve/CVE-2020-29652
https://pkg.go.dev/vuln/GO-2021-0227
https://nvd.nist.gov/vuln/detail/CVE-2020-29652
https://www.mend.io/vulnerability-database/CVE-2020-29652

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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Upgrade Version

Upgrade to version golang.org/x/crypto - v0.0.0-20201216223049-8b5274cf687f

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CVSS v3.1

Base Score:
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:
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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