What is the CVSS score of CVE-2023-23088?

CVE-2023-23088 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.0%.

Is there a public PoC exploit available for CVE-2023-23088?

Yes, a public proof-of-concept exploit is available for CVE-2023-23088. Prioritise patching immediately. EPSS: 1.0%.

Json Parser CVE-2023-23088

CRITICAL

Out-of-bounds Write (CWE-787)

2023-02-03 cve@mitre.org

Memory Corruption Buffer Overflow RCE Json Parser

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 03, 2023 - 18:15 nvd

CRITICAL 9.8

DescriptionNVD

Buffer OverFlow Vulnerability in Barenboim json-parser master and v1.1.0 fixed in v1.1.1 allows an attacker to execute arbitrary code via the json_value_parse function.

AnalysisAI

Buffer OverFlow Vulnerability in Barenboim json-parser master and v1.1.0 fixed in v1.1.1 allows an attacker to execute arbitrary code via the json_value_parse function. Rated critical severity (CVSS 9.8), 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. Buffer OverFlow Vulnerability in Barenboim json-parser master and v1.1.0 fixed in v1.1.1 allows an attacker to execute arbitrary code via the json_value_parse function. Affected products include: Json-Parser Project Json-Parser.

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).