What is the CVSS score of CVE-2019-15058?

CVE-2019-15058 has a CVSS 3.0 base score of 9.1 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H. EPSS exploitation probability: 2.8%.

Is there a public PoC exploit available for CVE-2019-15058?

Yes, a public proof-of-concept exploit is available for CVE-2019-15058. Prioritise patching immediately. EPSS: 2.8%.

Stb CVE-2019-15058

CRITICAL

Out-of-bounds Read (CWE-125)

2019-08-14 cve@mitre.org

Denial Of Service Buffer Overflow Information Disclosure Stb

9.1

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.1 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Aug 14, 2019 - 21:15 nvd

CRITICAL 9.1

DescriptionNVD

stb_image.h (aka the stb image loader) 2.23 has a heap-based buffer over-read in stbi__tga_load, leading to Information Disclosure or Denial of Service.

AnalysisAI

stb_image.h (aka the stb image loader) 2.23 has a heap-based buffer over-read in stbi__tga_load, leading to Information Disclosure or Denial of Service. Rated critical severity (CVSS 9.1), 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 Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. stb_image.h (aka the stb image loader) 2.23 has a heap-based buffer over-read in stbi__tga_load, leading to Information Disclosure or Denial of Service. Affected products include: Stb Project Stb.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.