What is the CVSS score of CVE-2019-16228?

CVE-2019-16228 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.8%.

Is there a public PoC exploit available for CVE-2019-16228?

Yes, a public proof-of-concept exploit is available for CVE-2019-16228. Prioritise patching immediately. EPSS: 1.8%.

Is there a patch available for CVE-2019-16228?

Yes, a patch is available for CVE-2019-16228. Update the affected software to the latest version immediately.

Py Lmdb CVE-2019-16228

HIGH

Divide By Zero (CWE-369)

2019-09-11 cve@mitre.org

Information Disclosure Py Lmdb

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Sep 11, 2019 - 15:15 nvd

HIGH 7.5

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

1 pypi packages depend on lmdb (1 direct, 0 indirect)

Ecosystem-wide dependent count for version 0.97.

DescriptionNVD

An issue was discovered in py-lmdb 0.97. There is a divide-by-zero error in the function mdb_env_open2 if mdb_env_read_header obtains a zero value for a certain size field. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

AnalysisAI

An issue was discovered in py-lmdb 0.97. Rated high severity (CVSS 7.5), 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-369. An issue was discovered in py-lmdb 0.97. There is a divide-by-zero error in the function mdb_env_open2 if mdb_env_read_header obtains a zero value for a certain size field. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker. Affected products include: Py-Lmdb Project Py-Lmdb.

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.