h2o quicly IETF QUIC Protocol assertion

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in h2o quicly. This affects an unknown part of the component IETF QUIC Protocol Handler. Executing a manipulation can lead to assertion. The identification of this vulnerability is CVE-2024-45396. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in h2o quicly (version unknown) and classified as critical. This vulnerability affects an unknown function of the component IETF QUIC Protocol Handler. The manipulation with an unknown input leads to a assertion vulnerability. The CWE definition for the vulnerability is CWE-617. The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary. As an impact it is known to affect availability. CVE summarizes:

Quicly is an IETF QUIC protocol implementation. Quicly up to commtit d720707 is susceptible to a denial-of-service attack. A remote attacker can exploit these bugs to trigger an assertion failure that crashes process using quicly. The vulnerability is addressed with commit 2a95896104901589c495bc41460262e64ffcad5c.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-45396 since 08/28/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Applying the patch 2a95896104901589c495bc41460262e64ffcad5c is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub_M): 🔍

CVSSv2info

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

Exploitinginfo

Class: Assertion
CWE: CWE-617
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 2a95896104901589c495bc41460262e64ffcad5c

Timelineinfo

08/28/2024 🔍
10/11/2024 +44 days 🔍
10/11/2024 +0 days 🔍
11/13/2024 +33 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-mp3c-h5gg-mm6p
Status: Confirmed

CVE: CVE-2024-45396 (🔍)
GCVE (CVE): GCVE-0-2024-45396
GCVE (VulDB): GCVE-100-280084

Entryinfo

Created: 10/11/2024 18:06
Updated: 11/13/2024 07:47
Changes: 10/11/2024 18:06 (64), 11/13/2024 07:47 (11)
Complete: 🔍
Cache ID: 216::103

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