CVE-2016-9954

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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2016/12/15/8	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94942	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1413990	Issue Tracking Third Party Advisory VDB Entry
https://github.com/ashinn/irregex/commit/a16ffc86eca15fca9e40607d41de3cea9cf868f1	Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/15/8	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94942	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1413990	Issue Tracking Third Party Advisory VDB Entry
https://github.com/ashinn/irregex/commit/a16ffc86eca15fca9e40607d41de3cea9cf868f1	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:irregex_project:irregex:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-04-21 20:59

Updated : 2025-04-20 01:37

NVD link : CVE-2016-9954

Mitre link : CVE-2016-9954

CVE.ORG link : CVE-2016-9954

JSON object : View

Products Affected

irregex_project

irregex

CWE

CWE-399

Resource Management Errors

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