runc up to 1.0.2 on Linux integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in runc up to 1.0.2 on Linux and classified as critical. This issue affects some unknown processing. Executing a manipulation can lead to integer overflow. This vulnerability is handled as CVE-2021-43784. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in runc up to 1.0.2 on Linux. It has been declared as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 12/06/2021 as GHSA-v95c-p5hm-xq8f. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-43784 since 11/16/2021. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 211562 (Oracle Linux 9 : runc (ELSA-2024-9200)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.0.3 eliminates this vulnerability. Applying the patch 9c444070ec7bb83995dbc0185da68284da71c554 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (211562). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.0
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 211562
Nessus Name: Oracle Linux 9 : runc (ELSA-2024-9200)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: runc 1.0.3
Patch: 9c444070ec7bb83995dbc0185da68284da71c554

Timelineinfo

11/16/2021 🔍
12/06/2021 +20 days 🔍
12/06/2021 +0 days 🔍
11/19/2024 +1079 days 🔍

Sourcesinfo

Advisory: GHSA-v95c-p5hm-xq8f
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-43784 (🔍)
GCVE (CVE): GCVE-0-2021-43784
GCVE (VulDB): GCVE-100-187576

Entryinfo

Created: 12/06/2021 20:57
Updated: 11/19/2024 23:26
Changes: 12/06/2021 20:57 (51), 12/09/2021 14:59 (2), 12/09/2021 15:00 (18), 11/19/2024 23:26 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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