What is the CVSS score of CVE-2022-28381?

CVE-2022-28381 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: 68.7%.

Is there a public PoC exploit available for CVE-2022-28381?

Yes, a public proof-of-concept exploit is available for CVE-2022-28381. Prioritise patching immediately. EPSS: 68.7%.

Allmediaserver CVE-2022-28381

CRITICAL

Out-of-bounds Write (CWE-787)

2022-04-03 cve@mitre.org

Memory Corruption RCE Buffer Overflow Allmediaserver

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

Apr 03, 2022 - 19:15 nvd

CRITICAL 9.8

DescriptionNVD

Mediaserver.exe in ALLMediaServer 1.6 has a stack-based buffer overflow that allows remote attackers to execute arbitrary code via a long string to TCP port 888, a related issue to CVE-2017-17932.

AnalysisAI

Mediaserver.exe in ALLMediaServer 1.6 has a stack-based buffer overflow that allows remote attackers to execute arbitrary code via a long string to TCP port 888, a related issue to CVE-2017-17932. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, 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. Mediaserver.exe in ALLMediaServer 1.6 has a stack-based buffer overflow that allows remote attackers to execute arbitrary code via a long string to TCP port 888, a related issue to CVE-2017-17932. Affected products include: Allmediaserver.

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).