CVE-2016-9954 - Vulnerability Details - OpenCVE

Description

The backtrack compilation code in the Irregex package (aka IrRegular Expressions) before 0.9.6 for Scheme allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression with a repeating pattern.

Published: 2017-04-21

Score: 7.5 High

EPSS: 2.1% 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:irregex_project:irregex:*:*:*:*:*:*:*:*

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-2016-10741	The backtrack compilation code in the Irregex package (aka IrRegular Expressions) before 0.9.6 for Scheme allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression with a repeating pattern.

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 0.02062.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.openwall.com/lists/oss-security/2016/12/15/8
http://www.securityfocus.com/bid/94942
https://bugzilla.redhat.com/show_bug.cgi?id=1413990
https://github.com/ashinn/irregex/commit/a16ffc86eca15fca9e40607d41de3cea9cf868f1

History

No history.

Subscriptions

Irregex Project Irregex

MITRE

Status: PUBLISHED

Assigner: debian

Published: 2017-04-21T20:00:00.000Z

Updated: 2024-08-06T03:07:31.170Z

Reserved: 2016-12-15T00:00:00.000Z

Link: CVE-2016-9954

Vulnrichment

No data.

NVD

Status : Modified

Published: 2017-04-21T20:59:00.883

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

Link: CVE-2016-9954

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-399

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