What is the CVSS score of CVE-2020-35860?

CVE-2020-35860 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: 1.6%.

Is there a public PoC exploit available for CVE-2020-35860?

Yes, a public proof-of-concept exploit is available for CVE-2020-35860. Prioritise patching immediately. EPSS: 1.6%.

Cbox CVE-2020-35860

CRITICAL

NULL Pointer Dereference (CWE-476)

2020-12-31 cve@mitre.org

Null Pointer Dereference Denial Of Service Cbox

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

Dec 31, 2020 - 10:15 nvd

CRITICAL 9.8

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

2 cargo packages depend on cbox (2 direct, 0 indirect)

Ecosystem-wide dependent count for version 0.3.0.

DescriptionNVD

An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code.

AnalysisAI

An issue was discovered in the cbox crate through 2020-03-19 for Rust. 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 NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. An issue was discovered in the cbox crate through 2020-03-19 for Rust. The CBox API allows dereferencing raw pointers without a requirement for unsafe code. Affected products include: Cbox Project Cbox. Version information: through 2020.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.