What is the CVSS score of CVE-2018-19082?

CVE-2018-19082 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.3%.

Is there a public PoC exploit available for CVE-2018-19082?

Yes, a public proof-of-concept exploit is available for CVE-2018-19082. Prioritise patching immediately. EPSS: 2.3%.

I5 Application Firmware CVE-2018-19082

CRITICAL

Out-of-bounds Write (CWE-787)

2018-11-07 cve@mitre.org

Memory Corruption Buffer Overflow I5 Application Firmware I5 System Firmware C2 Application Firmware C2 System Firmware

9.8

CVSS 3.0 · 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:3.0/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 07, 2018 - 18:29 nvd

CRITICAL 9.8

DescriptionNVD

An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The ONVIF devicemgmt SetDNS method allows remote attackers to conduct stack-based buffer overflow attacks via the IPv4Address field.

AnalysisAI

An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. 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. An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The ONVIF devicemgmt SetDNS method allows remote attackers to conduct stack-based buffer overflow attacks via the IPv4Address field. Affected products include: Opticam I5 Application Firmware, Opticam I5 System Firmware, Foscam C2 Application Firmware, Foscam C2 System 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).