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CVE-2023-3036

Date: June 14, 2023

An unchecked read in NTP server in github.com/cloudflare/cfnts prior to commit 783490b https://github.com/cloudflare/cfnts/commit/783490b913f05e508a492cd7b02e3c4ec2297b71  enabled a remote attacker to trigger a panic by sending an NTSAuthenticator packet with extension length longer than the packet contents.

Language: RUST

Severity Score

Related Resources (3)

https://github.com/cloudflare/cfnts/security/advisories/GHSA-pwx6-gw47-96cp
https://nvd.nist.gov/vuln/detail/CVE-2023-3036
https://www.mend.io/vulnerability-database/CVE-2023-3036

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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