wolfSSL up to 5.3.x DTLS denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in wolfSSL up to 5.3.x. The affected element is an unknown function of the component DTLS Handler. The manipulation leads to denial of service. This vulnerability is documented as CVE-2022-34293. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in wolfSSL up to 5.3.x and classified as problematic. This issue affects an unknown functionality of the component DTLS Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

wolfSSL before 5.4.0 allows remote attackers to cause a denial of service via DTLS because a check for return-routability can be skipped.

The weakness was released 08/09/2022. It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2022-34293 since 06/22/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 5.4.0 eliminates this vulnerability. The upgrade is hosted for download at github.com.

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Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: wolfSSL 5.4.0

Timelineinfo

06/22/2022 🔍
08/09/2022 +48 days 🔍
08/09/2022 +0 days 🔍
08/31/2022 +22 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Confirmed

CVE: CVE-2022-34293 (🔍)
GCVE (CVE): GCVE-0-2022-34293
GCVE (VulDB): GCVE-100-205871

Entryinfo

Created: 08/09/2022 12:11
Updated: 08/31/2022 18:01
Changes: 08/09/2022 12:11 (40), 08/31/2022 18:01 (11)
Complete: 🔍
Cache ID: 216::103

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