OpenSSL 3.0.0/3.0.1/3.0.2 Hash Table OPENSSL_LH_flush resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in OpenSSL 3.0.0/3.0.1/3.0.2. Impacted is the function OPENSSL_LH_flush of the component Hash Table Handler. Such manipulation leads to resource consumption. This vulnerability is documented as CVE-2022-1473. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in OpenSSL 3.0.0/3.0.1/3.0.2 (Network Encryption Software) and classified as problematic. Affected by this issue is the function OPENSSL_LH_flush of the component Hash Table Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability.

The weakness was released 05/03/2022. The advisory is shared for download at openssl.org. This vulnerability is handled as CVE-2022-1473 since 04/26/2022. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 211827 (Oracle Linux 9 : edk2 (ELSA-2024-12842)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.0.3 eliminates this vulnerability. Applying the patch 64c85430f95200b6b51fe9475bd5203f7c19daf1 is able to eliminate this problem. The bugfix is ready for download at git.openssl.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (211827). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
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: 211827
Nessus Name: Oracle Linux 9 : edk2 (ELSA-2024-12842)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OpenSSL 3.0.3
Patch: 64c85430f95200b6b51fe9475bd5203f7c19daf1

Timelineinfo

04/26/2022 🔍
05/03/2022 +7 days 🔍
05/03/2022 +0 days 🔍
11/26/2024 +938 days 🔍

Sourcesinfo

Product: openssl.org

Advisory: openssl.org
Status: Confirmed

CVE: CVE-2022-1473 (🔍)
GCVE (CVE): GCVE-0-2022-1473
GCVE (VulDB): GCVE-100-198896

Entryinfo

Created: 05/03/2022 22:48
Updated: 11/26/2024 07:20
Changes: 05/03/2022 22:48 (42), 05/05/2022 14:45 (1), 11/26/2024 07:20 (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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