Matrix libolm up to 3.2.16 Base64 Decoding timing discrepancy

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Matrix libolm up to 3.2.16. It has been classified as problematic. This impacts an unknown function of the component Base64 Decoding. This manipulation causes timing discrepancy. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is handled as CVE-2024-45192. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Matrix libolm up to 3.2.16. Affected by this vulnerability is an unknown code block of the component Base64 Decoding. The manipulation with an unknown input leads to a timing discrepancy vulnerability. The CWE definition for the vulnerability is CWE-208. Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue was discovered in Matrix libolm (aka Olm) through 3.2.16. Cache-timing attacks can occur due to use of base64 when decoding group session keys. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

The advisory is shared at soatok.blog. This vulnerability is known as CVE-2024-45192 since 08/22/2024. The exploitation appears to be difficult. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

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

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Productinfo

Vendor

Name

Version

Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.9

VulDB Base Score: 2.6
VulDB Temp Score: 2.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Timing discrepancy
CWE: CWE-208 / CWE-203 / CWE-200
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/22/2024 🔍
08/22/2024 +0 days 🔍
08/22/2024 +0 days 🔍
09/11/2024 +20 days 🔍

Sourcesinfo

Advisory: soatok.blog
Status: Not defined

CVE: CVE-2024-45192 (🔍)
GCVE (CVE): GCVE-0-2024-45192
GCVE (VulDB): GCVE-100-275581

Entryinfo

Created: 08/22/2024 18:03
Updated: 09/11/2024 08:01
Changes: 08/22/2024 18:03 (53), 08/23/2024 15:07 (12), 09/11/2024 08:01 (5)
Complete: 🔍
Cache ID: 216::103

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