What is the CVSS score of CVE-2022-38555?

CVE-2022-38555 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: 12.2%.

Is there a public PoC exploit available for CVE-2022-38555?

Yes, a public proof-of-concept exploit is available for CVE-2022-38555. Prioritise patching immediately. EPSS: 12.2%.

E1200 Firmware CVE-2022-38555

CRITICAL

Out-of-bounds Write (CWE-787)

2022-08-28 cve@mitre.org

Memory Corruption Buffer Overflow Linksys E1200 Firmware

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

Aug 28, 2022 - 17:15 nvd

CRITICAL 9.8

DescriptionNVD

Linksys E1200 v1.0.04 is vulnerable to Buffer Overflow via ej_get_web_page_name.

AnalysisAI

Linksys E1200 v1.0.04 is vulnerable to Buffer Overflow via ej_get_web_page_name. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 12.2%.

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. Linksys E1200 v1.0.04 is vulnerable to Buffer Overflow via ej_get_web_page_name. Affected products include: Linksys E1200 Firmware.

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).