What is the CVSS score of CVE-2022-45474?

CVE-2022-45474 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.9%.

Is there a public PoC exploit available for CVE-2022-45474?

Yes, a public proof-of-concept exploit is available for CVE-2022-45474. Prioritise patching immediately. EPSS: 0.9%.

Is there a patch available for CVE-2022-45474?

Yes, a patch is available for CVE-2022-45474. Update the affected software to the latest version immediately.

Drachtio Server CVE-2022-45474

CRITICAL

Use After Free (CWE-416)

2022-11-18 cve@mitre.org

Information Disclosure Use After Free Memory Corruption Drachtio Server

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 18, 2022 - 18:15 nvd

CRITICAL 9.8

DescriptionNVD

drachtio-server 0.8.18 has a request-handler.cpp event_cb use-after-free for any request.

AnalysisAI

drachtio-server 0.8.18 has a request-handler.cpp event_cb use-after-free for any request. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. drachtio-server 0.8.18 has a request-handler.cpp event_cb use-after-free for any request. Affected products include: Drachtio Drachtio-Server.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.