What is the CVSS score of CVE-2021-36083?

CVE-2021-36083 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.9%.

Is there a public PoC exploit available for CVE-2021-36083?

Yes, a public proof-of-concept exploit is available for CVE-2021-36083. Prioritise patching immediately. EPSS: 0.9%.

Is there a patch available for CVE-2021-36083?

Yes, a patch is available for CVE-2021-36083. Update the affected software to the latest version immediately.

Kimageformats CVE-2021-36083

MEDIUM

Out-of-bounds Write (CWE-787)

2021-07-01 cve@mitre.org

Buffer Overflow Memory Corruption Kimageformats

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Jul 01, 2021 - 03:15 nvd

MEDIUM 5.5

DescriptionNVD

KDE KImageFormats 5.70.0 through 5.81.0 has a stack-based buffer overflow in XCFImageFormat::loadTileRLE.

AnalysisAI

KDE KImageFormats 5.70.0 through 5.81.0 has a stack-based buffer overflow in XCFImageFormat::loadTileRLE. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code 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. KDE KImageFormats 5.70.0 through 5.81.0 has a stack-based buffer overflow in XCFImageFormat::loadTileRLE. Affected products include: Kde Kimageformats. Version information: through 5.81.0.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).