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.

INFO

Published Date :

Dec. 17, 2020, 5:15 a.m.

Last Modified :

Nov. 7, 2023, 3:21 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2020-29652 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-29652 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Golang go
2 Golang ssh
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-29652.

URL Resource
https://go-review.googlesource.com/c/crypto/+/278852 Third Party Advisory
https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1 Third Party Advisory
https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff%40%3Cnotifications.skywalking.apache.org%3E

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Dockerfile Makefile Go

Updated: 2 years, 9 months ago
0 stars 0 fork 0 watcher
Born at : Feb. 2, 2022, 11:39 a.m. This repo has been linked 1 different CVEs too.

Tool to perform security check on dependencies embedded in given Go binary

Makefile Go Shell

Updated: 1 year ago
10 stars 2 fork 2 watcher
Born at : Dec. 7, 2021, 2:31 p.m. This repo has been linked 2 different CVEs too.

oshka is a tool for extracting nested CI/CD supply chains and executing commands.

github-actions security supply-chain

Makefile Go Dockerfile Shell

Updated: 2 years, 1 month ago
3 stars 1 fork 1 watcher
Born at : Aug. 17, 2021, 3:06 a.m. This repo has been linked 20 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-29652 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-29652 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff%40%3Cnotifications.skywalking.apache.org%3E [No types assigned]
    Removed Reference MITRE https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff@%3Cnotifications.skywalking.apache.org%3E
  • Reanalysis by [email protected]

    Oct. 04, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions up to (including) 0.0.0-20201203163018-be400aefbc4c OR *cpe:2.3:a:golang:ssh:*:*:*:*:*:*:*:* versions up to (including) 0.0.0-20201203163018-be400aefbc4c
  • Modified Analysis by [email protected]

    Apr. 01, 2022

    Action Type Old Value New Value
    Changed Reference Type https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff@%3Cnotifications.skywalking.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff@%3Cnotifications.skywalking.apache.org%3E Mailing List, Third Party Advisory
  • CVE Modified by [email protected]

    Oct. 18, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/r68032132c0399c29d6cdc7bd44918535da54060a10a12b1591328bff@%3Cnotifications.skywalking.apache.org%3E [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 21, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://go-review.googlesource.com/c/crypto/+/278852 No Types Assigned https://go-review.googlesource.com/c/crypto/+/278852 Third Party Advisory
    Changed Reference Type https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1 No Types Assigned https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1 Third Party Advisory
    Added CWE NIST CWE-476
    Added CPE Configuration OR *cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions up to (including) 0.0.0-20201203163018-be400aefbc4c
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-29652 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-29652 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.57 }} -0.08%

score

0.78185

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability