What is the CVSS score of CVE-2018-3839?

CVE-2018-3839 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.6%.

Is there a public PoC exploit available for CVE-2018-3839?

Yes, a public proof-of-concept exploit is available for CVE-2018-3839. Prioritise patching immediately. EPSS: 2.6%.

Sdl Image CVE-2018-3839

HIGH

Out-of-bounds Write (CWE-787)

2018-04-10 talos-cna@cisco.com

Memory Corruption RCE Buffer Overflow Sdl Image Debian Linux Starwind Virtual San

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Apr 10, 2018 - 21:29 nvd

HIGH 8.8

DescriptionNVD

An exploitable code execution vulnerability exists in the XCF image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. A specially crafted XCF image can cause an out-of-bounds write on the heap, resulting in code execution. An attacker can display a specially crafted image to trigger this vulnerability.

AnalysisAI

An exploitable code execution vulnerability exists in the XCF image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. Rated high severity (CVSS 8.8), 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 exploitable code execution vulnerability exists in the XCF image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. A specially crafted XCF image can cause an out-of-bounds write on the heap, resulting in code execution. An attacker can display a specially crafted image to trigger this vulnerability. Affected products include: Libsdl Sdl Image, Debian Debian Linux, Starwindsoftware Starwind Virtual San.

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).