VDB-250723 · CVE-2020-36770 · GCVE-0-2020-36770

Gentoo ebuild for Slurm up to 22.05.3 pkg_postinst privileges assignment

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.9	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Gentoo ebuild for Slurm up to 22.05.3. Affected by this vulnerability is the function pkg_postinst. This manipulation causes privileges assignment. This vulnerability appears as CVE-2020-36770. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in Gentoo ebuild for Slurm up to 22.05.3. Affected by this vulnerability is the function pkg_postinst. The manipulation with an unknown input leads to a privileges assignment vulnerability. The CWE definition for the vulnerability is CWE-266. A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

pkg_postinst in the Gentoo ebuild for Slurm through 22.05.3 unnecessarily calls chown to assign root's ownership on files in the live root filesystem. This could be exploited by the slurm user to become the owner of root-owned files.

The weakness was presented 01/15/2024. It is possible to read the advisory at bugs.gentoo.org. This vulnerability is known as CVE-2020-36770. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/03/2024). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Gentoo

Name

ebuild for Slurm

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.9
VulDB Meta Temp Score: 8.9

VulDB Base Score: 8.0
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges assignment
CWE: CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/15/2024 🔍
01/15/2024 +0 days 🔍
01/15/2024 +0 days 🔍
02/03/2024 +19 days 🔍

Sourcesinfo

Advisory: bugs.gentoo.org
Status: Confirmed

CVE: CVE-2020-36770 (🔍)
GCVE (CVE): GCVE-0-2020-36770
GCVE (VulDB): GCVE-100-250723

Entryinfo

Created: 01/15/2024 08:27
Updated: 02/03/2024 11:08
Changes: 01/15/2024 08:27 (36), 02/03/2024 11:02 (1), 02/03/2024 11:08 (11)
Complete: 🔍
Cache ID: 216::103