What is the CVSS score of CVE-2021-26615?

CVE-2021-26615 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.6%.

Ark Library CVE-2021-26615

HIGH

Integer Overflow or Wraparound (CWE-190)

2021-11-26 vuln@krcert.or.kr

Buffer Overflow Integer Overflow Ark Library

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 26, 2021 - 17:15 nvd

HIGH 8.8

DescriptionNVD

ARK library allows attackers to execute remote code via the parameter(path value) of Ark_NormalizeAndDupPAthNameW function because of an integer overflow.

AnalysisAI

ARK library allows attackers to execute remote code via the parameter(path value) of Ark_NormalizeAndDupPAthNameW function because of an integer overflow. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. ARK library allows attackers to execute remote code via the parameter(path value) of Ark_NormalizeAndDupPAthNameW function because of an integer overflow. Affected products include: Bandisoft Ark Library.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.