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Ubuntu.comUB:CVE-2021-39569

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

CVE-2021-39569

2021-09-2000:00:00

ubuntu.com

swftools

heap buffer overflow

opadvance

code execution

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 swftools through 20200710. A
heap-buffer-overflow exists in the function OpAdvance() located in
swfaction.c. It allows an attacker to cause code Execution.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchswftools< anyUNKNOWN
ubuntu16.04noarchswftools< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	swftools	< any	UNKNOWN
ubuntu	16.04	noarch	swftools	< any	UNKNOWN

References

github.com/matthiaskramm/swftools/issues/114

launchpad.net/bugs/cve/CVE-2021-39569

nvd.nist.gov/vuln/detail/CVE-2021-39569

security-tracker.debian.org/tracker/CVE-2021-39569

www.cve.org/CVERecord?id=CVE-2021-39569

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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