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Ubuntu.comUB:CVE-2018-18828

HistoryOct 30, 2018 - 12:00 a.m.

CVE-2018-18828

2018-10-3000:00:00

ubuntu.com

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

41.9%

JSON

There exists a heap-based buffer overflow in vc1_decode_i_block_adv in
vc1_block.c in Libav 12.3, which allows attackers to cause a
denial-of-service via a crafted aac file.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchgst-libav1.0< anyUNKNOWN
ubuntu20.04noarchgst-libav1.0< anyUNKNOWN
ubuntu22.04noarchgst-libav1.0< anyUNKNOWN
ubuntu23.10noarchgst-libav1.0< anyUNKNOWN
ubuntu16.04noarchgst-libav1.0< anyUNKNOWN
ubuntu18.04noarchqtwebengine-opensource-src< anyUNKNOWN
ubuntu20.04noarchqtwebengine-opensource-src< anyUNKNOWN
ubuntu22.04noarchqtwebengine-opensource-src< anyUNKNOWN
ubuntu23.10noarchqtwebengine-opensource-src< anyUNKNOWN
ubuntu18.04noarchvlc< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	gst-libav1.0	< any	UNKNOWN
ubuntu	20.04	noarch	gst-libav1.0	< any	UNKNOWN
ubuntu	22.04	noarch	gst-libav1.0	< any	UNKNOWN
ubuntu	23.10	noarch	gst-libav1.0	< any	UNKNOWN
ubuntu	16.04	noarch	gst-libav1.0	< any	UNKNOWN
ubuntu	18.04	noarch	qtwebengine-opensource-src	< any	UNKNOWN
ubuntu	20.04	noarch	qtwebengine-opensource-src	< any	UNKNOWN
ubuntu	22.04	noarch	qtwebengine-opensource-src	< any	UNKNOWN
ubuntu	23.10	noarch	qtwebengine-opensource-src	< any	UNKNOWN
ubuntu	18.04	noarch	vlc	< any	UNKNOWN

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References

bugzilla.libav.org/show_bug.cgi?id=1135

launchpad.net/bugs/cve/CVE-2018-18828

nvd.nist.gov/vuln/detail/CVE-2018-18828

security-tracker.debian.org/tracker/CVE-2018-18828

www.cve.org/CVERecord?id=CVE-2018-18828

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

41.9%

JSON

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