cURL/libcURL 8.6.0 QUIC Connection certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in cURL and libcURL 8.6.0. This vulnerability affects unknown code of the component QUIC Connection Handler. The manipulation leads to certificate validation. This vulnerability is listed as CVE-2024-2379. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in cURL and libcURL 8.6.0. It has been rated as critical. This issue affects some unknown processing of the component QUIC Connection Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

libcurl skips the certificate verification for a QUIC connection under certain conditions, when built to use wolfSSL. If told to use an unknown/bad cipher or curve, the error path accidentally skips the verification and returns OK, thus ignoring any certificate problems.

The weakness was presented by Dexter Gerig. The advisory is shared at curl.se. The identification of this vulnerability is CVE-2024-2379 since 03/11/2024. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.3
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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

03/11/2024 🔍
03/27/2024 +16 days 🔍
03/27/2024 +0 days 🔍
11/14/2024 +232 days 🔍

Sourcesinfo

Advisory: curl.se
Researcher: Dexter Gerig
Status: Confirmed

CVE: CVE-2024-2379 (🔍)
GCVE (CVE): GCVE-0-2024-2379
GCVE (VulDB): GCVE-100-258173

Entryinfo

Created: 03/27/2024 10:02
Updated: 11/14/2024 21:54
Changes: 03/27/2024 10:02 (53), 06/11/2024 13:23 (1), 11/14/2024 21:54 (12)
Complete: 🔍
Cache ID: 216::103

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