What is the CVSS score of CVE-2020-35862?

CVE-2020-35862 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-2020-35862?

Yes, a public proof-of-concept exploit is available for CVE-2020-35862. Prioritise patching immediately. EPSS: 1.6%.

Is there a patch available for CVE-2020-35862?

Yes, a patch is available for CVE-2020-35862. Update the affected software to the latest version immediately.

Bitvec CVE-2020-35862

CRITICAL

Double Free (CWE-415)

2020-12-31 cve@mitre.org

Information Disclosure Bitvec

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

DescriptionNVD

An issue was discovered in the bitvec crate before 0.17.4 for Rust. BitVec to BitBox conversion leads to a use-after-free or double free.

AnalysisAI

An issue was discovered in the bitvec crate before 0.17.4 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 under CWE-415. An issue was discovered in the bitvec crate before 0.17.4 for Rust. BitVec to BitBox conversion leads to a use-after-free or double free. Affected products include: Bitvec Project Bitvec. Version information: before 0.17.4.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.