What is the CVSS score of CVE-2020-29384?

CVE-2020-29384 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: 1.0%.

Is there a public PoC exploit available for CVE-2020-29384?

Yes, a public proof-of-concept exploit is available for CVE-2020-29384. Prioritise patching immediately. EPSS: 1.0%.

Pngout CVE-2020-29384

MEDIUM

Integer Overflow or Wraparound (CWE-190)

2020-11-30 cve@mitre.org

Buffer Overflow Integer Overflow Pngout

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

Nov 30, 2020 - 16:15 nvd

MEDIUM 5.5

DescriptionNVD

An issue was discovered in PNGOUT 2020-01-15. When compressing a crafted PNG file, it encounters an integer overflow.

AnalysisAI

An issue was discovered in PNGOUT 2020-01-15. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and 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. An issue was discovered in PNGOUT 2020-01-15. When compressing a crafted PNG file, it encounters an integer overflow. Affected products include: Advsys Pngout.

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.