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MitreCVE-2018-1000221

HistoryAug 20, 2018 - 8:29 p.m.

CVE-2018-1000221

2018-08-2020:29:01

CWE-119

mitre

web.nvd.nist.gov

pkgconf

version 1.5.0

version 1.5.2

buffer overflow

dequote()

.pc file

nvd

cve-2018-1000221

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.003

Percentile

65.1%

JSON

pkgconf version 1.5.0 to 1.5.2 contains a Buffer Overflow vulnerability in dequote() that can result in dequote() function returns 1-byte allocation if initial length is 0, leading to buffer overflow. This attack appear to be exploitable via specially crafted .pc file. This vulnerability appears to have been fixed in 1.5.3.

Affected configurations

Nvd

Node

pkgconfpkgconfRange1.5.0–1.5.2

VendorProductVersionCPE
pkgconfpkgconf*cpe:2.3:a:pkgconf:pkgconf:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
pkgconf	pkgconf	*	cpe:2.3:a:pkgconf:pkgconf::::::::

References

git.dereferenced.org/pkgconf/pkgconf/pulls/3

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.003

Percentile

65.1%

JSON

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