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Ubuntu.comUB:CVE-2021-32286

HistorySep 20, 2021 - 12:00 a.m.

CVE-2021-32286

2021-09-2000:00:00

ubuntu.com

hcxtools

buffer-overflow

code execution

pcapngoptionwalk

unix

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

39.8%

JSON

An issue was discovered in hcxtools through 6.1.6. A global-buffer-overflow
exists in the function pcapngoptionwalk located in hcxpcapngtool.c. It
allows an attacker to cause code Execution.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchhcxtools< anyUNKNOWN
ubuntu24.04noarchhcxtools< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.04	noarch	hcxtools	< any	UNKNOWN
ubuntu	24.04	noarch	hcxtools	< any	UNKNOWN

References

github.com/ZerBea/hcxtools/commit/e6505ddc262bc3254b39844895ebac70861001d2

github.com/ZerBea/hcxtools/issues/155

launchpad.net/bugs/cve/CVE-2021-32286

nvd.nist.gov/vuln/detail/CVE-2021-32286

security-tracker.debian.org/tracker/CVE-2021-32286

www.cve.org/CVERecord?id=CVE-2021-32286

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

39.8%

JSON

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