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Ubuntu.comUB:CVE-2016-9954

HistoryApr 21, 2017 - 12:00 a.m.

CVE-2016-9954

2017-04-2100:00:00

ubuntu.com

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.005 Low

EPSS

Percentile

75.3%

JSON

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.

Bugs

<http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=851278>

OSVersionArchitecturePackageVersionFilename
ubuntu16.04noarchchicken< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	16.04	noarch	chicken	< any	UNKNOWN

References

github.com/ashinn/irregex/commit/a16ffc86eca15fca9e40607d41de3cea9cf868f1

launchpad.net/bugs/cve/CVE-2016-9954

nvd.nist.gov/vuln/detail/CVE-2016-9954

security-tracker.debian.org/tracker/CVE-2016-9954

www.cve.org/CVERecord?id=CVE-2016-9954

www.openwall.com/lists/oss-security/2016/12/14/18

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.005 Low

EPSS

Percentile

75.3%

JSON

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