What is the CVSS score of CVE-2018-18599?

CVE-2018-18599 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Is there a public PoC exploit available for CVE-2018-18599?

Yes, a public proof-of-concept exploit is available for CVE-2018-18599. Prioritise patching immediately. EPSS: 1.5%.

Stegdetect CVE-2018-18599

HIGH

Out-of-bounds Write (CWE-787)

2018-10-23 cve@mitre.org

Memory Corruption Buffer Overflow Stegdetect

8.8

CVSS 3.0 · 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:3.0/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

Oct 23, 2018 - 16:29 nvd

HIGH 8.8

DescriptionNVD

Stegdetect through 2018-05-26 has an out-of-bounds write in f5_compress in the f5.c file.

AnalysisAI

Stegdetect through 2018-05-26 has an out-of-bounds write in f5_compress in the f5.c file. 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. Stegdetect through 2018-05-26 has an out-of-bounds write in f5_compress in the f5.c file. Affected products include: Guardianproject Stegdetect. Version information: through 2018.

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).