What is the CVSS score of CVE-2020-13522?

CVE-2020-13522 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2020-13522?

Yes, a public proof-of-concept exploit is available for CVE-2020-13522. Prioritise patching immediately. EPSS: 0.5%.

Ram Disk CVE-2020-13522

HIGH

Improper Privilege Management (CWE-269)

2020-08-04 talos-cna@cisco.com

Privilege Escalation Ram Disk

7.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 04, 2020 - 20:15 nvd

HIGH 7.1

DescriptionNVD

An exploitable arbitrary file delete vulnerability exists in SoftPerfect RAM Disk 4.1 spvve.sys driver. A specially crafted I/O request packet (IRP) can allow an unprivileged user to delete any file on the filesystem. An attacker can send a malicious IRP to trigger this vulnerability.

AnalysisAI

An exploitable arbitrary file delete vulnerability exists in SoftPerfect RAM Disk 4.1 spvve.sys driver. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. An exploitable arbitrary file delete vulnerability exists in SoftPerfect RAM Disk 4.1 spvve.sys driver. A specially crafted I/O request packet (IRP) can allow an unprivileged user to delete any file on the filesystem. An attacker can send a malicious IRP to trigger this vulnerability. Affected products include: Softperfect Ram Disk.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply principle of least privilege, validate privilege transitions, implement proper role separation.