CVE-2020-29652

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

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.

References

https://go-review.googlesource.com/c/crypto/+/278852

https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1

Details

Source: MITRE

Published: 2020-12-17

Updated: 2020-12-21

Type: CWE-476

Risk Information

CVSS v2

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions up to 0.0.0-20201203163018-be400aefbc4c (inclusive)

Tenable Plugins

View all (2 total)

IDNameProductFamilySeverity
150033CentOS 8 : container-tools:rhel8 (CESA-2021:1796)NessusCentOS Local Security Checks
medium
149688RHEL 8 : container-tools:rhel8 (RHSA-2021:1796)NessusRed Hat Local Security Checks
medium