What is the CVSS score of CVE-2018-14876?

CVE-2018-14876 has a CVSS 3.0 base score of 5.5 (Medium). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.9%.

Is there a public PoC exploit available for CVE-2018-14876?

Yes, a public proof-of-concept exploit is available for CVE-2018-14876. Prioritise patching immediately. EPSS: 0.9%.

Flif CVE-2018-14876

MEDIUM

2018-08-03 cve@mitre.org

Information Disclosure Flif

5.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Aug 03, 2018 - 00:29 nvd

MEDIUM 5.5

DescriptionNVD

An issue was discovered in image_save_png in image/image-png.cpp in Free Lossless Image Format (FLIF) 0.3. Attackers can trigger a longjmp that leads to an uninitialized stack frame after a libpng error concerning the IHDR image width.

AnalysisAI

An issue was discovered in image_save_png in image/image-png.cpp in Free Lossless Image Format (FLIF) 0.3. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.