What is the CVSS score of CVE-2022-45909?

CVE-2022-45909 has a CVSS 3.1 base score of 9.1 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H. EPSS exploitation probability: 1.0%.

Is there a patch available for CVE-2022-45909?

Yes, a patch is available for CVE-2022-45909. Update the affected software to the latest version immediately.

Drachtio Server CVE-2022-45909

CRITICAL

Out-of-bounds Read (CWE-125)

2022-11-26 cve@mitre.org

Information Disclosure Buffer Overflow Drachtio Server

9.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.1 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Nov 26, 2022 - 03:15 nvd

CRITICAL 9.1

DescriptionNVD

drachtio-server before 0.8.19 has a heap-based buffer over-read via a long Request-URI in an INVITE request.

AnalysisAI

drachtio-server before 0.8.19 has a heap-based buffer over-read via a long Request-URI in an INVITE request. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. drachtio-server before 0.8.19 has a heap-based buffer over-read via a long Request-URI in an INVITE request. Affected products include: Drachtio Drachtio-Server. Version information: before 0.8.19.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.