CVE-2015-1521 - Vulnerability Details - OpenCVE

Description

analyzer/protocol/dnp3/DNP3.cc in Bro before 2.3.2 does not properly handle zero values of a packet length, which allows remote attackers to cause a denial of service (buffer overflow or buffer over-read if NDEBUG; otherwise assertion failure) via a crafted DNP3 packet.

Published: 2017-04-24

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:bro:bro:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2015-1655	analyzer/protocol/dnp3/DNP3.cc in Bro before 2.3.2 does not properly handle zero values of a packet length, which allows remote attackers to cause a denial of service (buffer overflow or buffer over-read if NDEBUG; otherwise assertion failure) via a crafted DNP3 packet.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00766.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/bro/bro/commit/6cedd67c381ff22fde653adf02ee31caf66c81a0

History

No history.

Subscriptions

Bro Bro

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2017-04-24T06:12:00.000Z

Updated: 2024-08-06T04:47:16.983Z

Reserved: 2015-02-06T00:00:00.000Z

Link: CVE-2015-1521

Vulnrichment

No data.

NVD

Status : Modified

Published: 2017-04-24T06:59:00.447

Modified: 2026-05-13T00:24:29.033

Link: CVE-2015-1521

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-119

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