7.8
HIGH
CVE-2021-31607
SaltStack Salt Command Injection Vulnerability
Description

In SaltStack Salt 2016.9 through 3002.6, a command injection vulnerability exists in the snapper module that allows for local privilege escalation on a minion. The attack requires that a file is created with a pathname that is backed up by snapper, and that the master calls the snapper.diff function (which executes popen unsafely).

INFO

Published Date :

April 23, 2021, 6:15 a.m.

Last Modified :

Dec. 21, 2023, 6:32 p.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2021-31607 has a 4 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-2021-31607 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 Fedoraproject fedora
1 Saltstack salt
: Total Affected Vendor : 2 | Products : 2
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-2021-31607.

URL Resource
https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ Mailing List Third Party Advisory
https://sec.stealthcopter.com/saltstack-snapper-minion-privledge-escaltion/ Exploit Patch Third Party Advisory
https://security.gentoo.org/glsa/202310-22 Third Party Advisory
https://www.debian.org/security/2021/dsa-5011 Third Party Advisory

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).

Profile Photo
d4n-sec/d4n-sec.github.io

None

CSS HTML JavaScript

Updated: 7 months, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : Feb. 2, 2024, 2:11 p.m. This repo has been linked 494 different CVEs too.
Profile Photo
0day404/vulnerability-poc

A Common Vulnerability PoC Knowledge Base一个普遍漏洞POC知识库

vulnerability

Updated: 2 months ago
17 stars 6 fork 6 watcher
Born at : June 24, 2023, 3:12 p.m. This repo has been linked 232 different CVEs too.
Profile Photo
Threekiii/Awesome-POC

一个漏洞POC知识库 目前数量 1000+

poc

Updated: 1 week, 6 days ago
3417 stars 682 fork 682 watcher
Born at : Feb. 20, 2022, 6:43 a.m. This repo has been linked 405 different CVEs too.
Profile Photo
tzwlhack/Vulnerability

None

Updated: 1 week, 6 days ago
66 stars 14 fork 14 watcher
Born at : Oct. 13, 2021, 4:56 a.m. This repo has been linked 175 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-2021-31607 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-31607 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
  • Modified Analysis by [email protected]

    Dec. 21, 2023

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ No Types Assigned https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ No Types Assigned https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ No Types Assigned https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ No Types Assigned https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ Mailing List, Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/202310-22 No Types Assigned https://security.gentoo.org/glsa/202310-22 Third Party Advisory
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/
  • CVE Modified by [email protected]

    Oct. 31, 2023

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202310-22 [No Types Assigned]
  • CWE Remap by [email protected]

    May. 03, 2022

    Action Type Old Value New Value
    Changed CWE CWE-77 CWE-78
  • Modified Analysis by [email protected]

    Nov. 23, 2021

    Action Type Old Value New Value
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ Mailing List, Third Party Advisory
    Changed Reference Type https://www.debian.org/security/2021/dsa-5011 No Types Assigned https://www.debian.org/security/2021/dsa-5011 Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 19, 2021

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2021/dsa-5011 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 10, 2021

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 25, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/6BUWUF5VTENNP2ZYZBVFKPSUHLKLUBD5/ [No Types Assigned]
  • Modified Analysis by [email protected]

    Sep. 16, 2021

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Sep. 09, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/ACVT7M4YLZRLWWQ6SGRK3C6TOF4FXOXT/ [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 09, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/MBAHHSGZLEJRCG4DX6J4RBWJAAWH55RQ/ [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 04, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ Mailing List, Third Party Advisory
    Changed Reference Type https://sec.stealthcopter.com/saltstack-snapper-minion-privledge-escaltion/ No Types Assigned https://sec.stealthcopter.com/saltstack-snapper-minion-privledge-escaltion/ Exploit, Patch, Third Party Advisory
    Added CWE NIST CWE-77
    Added CPE Configuration OR *cpe:2.3:a:saltstack:salt:*:*:*:*:*:*:*:* versions from (including) 2016.9 up to (including) 3002.6
  • CVE Modified by [email protected]

    Apr. 28, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/LDKMAJXYFHM4USVX3H5V2GCCBGASWUSM/ [No Types Assigned]
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-2021-31607 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-2021-31607 weaknesses.

Exploit Prediction

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

0.05 }} 0.00%

score

0.16324

percentile

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