8.8
HIGH
CVE-2020-25040
Sylabs Singularity Persistent Privilege Escalation Vulnerability
Description

Sylabs Singularity through 3.6.2 has Insecure Permissions on temporary directories used in explicit and implicit container build operations, a different vulnerability than CVE-2020-25039.

INFO

Published Date :

Sept. 16, 2020, 6:15 p.m.

Last Modified :

July 21, 2021, 11:39 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-25040 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 Opensuse leap
1 Sylabs singularity
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-2020-25040.

URL Resource
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00070.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00088.html Third Party Advisory
https://github.com/hpcng/singularity/security/advisories/GHSA-jv9c-w74q-6762 Mitigation Third Party Advisory
https://medium.com/sylabs Product

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).

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

The following list is the news that have been mention CVE-2020-25040 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-25040 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
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-732 CWE-668
  • Initial Analysis by [email protected]

    Sep. 28, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00070.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00070.html Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00088.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00088.html Third Party Advisory
    Changed Reference Type https://github.com/hpcng/singularity/security/advisories/GHSA-jv9c-w74q-6762 No Types Assigned https://github.com/hpcng/singularity/security/advisories/GHSA-jv9c-w74q-6762 Mitigation, Third Party Advisory
    Changed Reference Type https://medium.com/sylabs No Types Assigned https://medium.com/sylabs Product
    Added CWE NIST CWE-732
    Added CPE Configuration OR *cpe:2.3:a:sylabs:singularity:*:*:*:*:*:*:*:* versions up to (including) 3.6.2
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* *cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Sep. 25, 2020

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00088.html [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 22, 2020

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00070.html [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-2020-25040 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-2020-25040 weaknesses.

Exploit Prediction

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

0.34 }} -0.14%

score

0.71558

percentile

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