What is the CVSS score of CVE-2022-43148?

CVE-2022-43148 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2022-43148?

Yes, a public proof-of-concept exploit is available for CVE-2022-43148. Prioritise patching immediately. EPSS: 0.3%.

Rtf2Html CVE-2022-43148

MEDIUM

Out-of-bounds Write (CWE-787)

2022-10-31 cve@mitre.org

Memory Corruption Buffer Overflow Rtf2Html

5.5

CVSS 3.1 · 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:3.1/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

Oct 31, 2022 - 19:15 nvd

MEDIUM 5.5

DescriptionNVD

rtf2html v0.2.0 was discovered to contain a heap overflow in the component /rtf2html/./rtf_tools.h.

AnalysisAI

rtf2html v0.2.0 was discovered to contain a heap overflow in the component /rtf2html/./rtf_tools.h. 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

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. rtf2html v0.2.0 was discovered to contain a heap overflow in the component /rtf2html/./rtf_tools.h. Affected products include: Rtf2Html Project Rtf2Html.

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).