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CVE-2024-1765

MEDIUM
Published 2024-03-12T18:04:54.915Z
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CVSS Score

V3.1
5.9
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.009
probability
of exploitation in the wild

There is a 0.9% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.740
Higher than 74.0% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Description

Cloudflare Quiche (through version 0.19.1/0.20.0) was affected by an unlimited resource allocation vulnerability causing rapid increase of memory usage of the system running quiche server or client.
A remote attacker could take advantage of this vulnerability by repeatedly sending an unlimited number of 1-RTT CRYPTO frames after previously completing the QUIC handshake.
Exploitation was possible for the duration of the connection which could be extended by the attacker. 
quiche 0.19.2 and 0.20.1 are the earliest versions containing the fix for this issue.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Cloudflare

quiche

Affected Versions:

0.15.0 0.20.0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

quiche vulnerable to unlimited resource allocation by QUIC CRYPTO frames flooding

GHSA-78wx-jg4j-5j6g

Advisory Details

### Impact Cloudflare Quiche (through version 0.19.1/0.20.0) was affected by an unlimited resource allocation vulnerability causing rapid increase of memory usage of the system running quiche server or client. A remote attacker could take advantage of this vulnerability by repeatedly sending an unlimited number of 1-RTT CRYPTO frames after previously completing the QUIC handshake. Exploitation was possible for the duration of the connection which could be extended by the attacker. ### Patches Quiche 0.19.2 and 0.20.1 are the earliest versions containing the fix for this issue.

Affected Packages

crates.io quiche
ECOSYSTEM: ≥0 <0.19.2
crates.io quiche
ECOSYSTEM: ≥0.20.0 <0.20.1

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References

WEB https://github.com/cloudflare/quiche/security/advisories/GHSA-78wx-jg4j-5j6g
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-1765
WEB https://github.com/cloudflare/quiche/commit/1017466c143fc93a82b286a1ba35e53334cdf8e2
WEB https://github.com/cloudflare/quiche/commit/11dbf5461ab657bbc02e466d719070124b27ef3c
PACKAGE https://github.com/cloudflare/quiche
WEB https://github.com/cloudflare/quiche/releases/tag/0.19.2
WEB https://github.com/cloudflare/quiche/releases/tag/0.20.1

Advisory provided by GitHub Security Advisory Database. Published: March 13, 2024, Modified: March 13, 2024

References

https://github.com/cloudflare/quiche/security/advisories/GHSA-78wx-jg4j-5j6g
Published: 2024-03-12T18:04:54.915Z
Last Modified: 2024-08-01T18:48:22.108Z
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