What is the CVSS score of CVE-2022-44373?

CVE-2022-44373 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.4%.

Is there a public PoC exploit available for CVE-2022-44373?

Yes, a public proof-of-concept exploit is available for CVE-2022-44373. Prioritise patching immediately. EPSS: 1.4%.

Tew 820Ap Firmware CVE-2022-44373

HIGH

Out-of-bounds Write (CWE-787)

2022-12-07 cve@mitre.org

Memory Corruption RCE Buffer Overflow Tew 820Ap Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 07, 2022 - 19:15 nvd

HIGH 8.8

DescriptionNVD

A stack overflow vulnerability exists in TrendNet Wireless AC Easy-Upgrader TEW-820AP (Version v1.0R, firmware version 1.01.B01) which may result in remote code execution.

AnalysisAI

A stack overflow vulnerability exists in TrendNet Wireless AC Easy-Upgrader TEW-820AP (Version v1.0R, firmware version 1.01.B01) which may result in remote code execution. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. A stack overflow vulnerability exists in TrendNet Wireless AC Easy-Upgrader TEW-820AP (Version v1.0R, firmware version 1.01.B01) which may result in remote code execution. Affected products include: Trendnet Tew-820Ap Firmware. Version information: version 1.01..

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).