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GoogleOSV:CVE-2018-18827

HistoryOct 30, 2018 - 6:29 a.m.

CVE-2018-18827

2018-10-3006:29:00

Google

osv.dev

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

6.8 Medium

AI Score

Confidence

High

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

33.0%

JSON

There exists a heap-based buffer over-read in ff_vc1_pred_dc in vc1_block.c in Libav 12.3, which allows attackers to cause a denial-of-service via a crafted aac file.

CPENameOperatorVersion
libaveq0.8b2
libaveq12_dev0
libaveq0.7b2
libaveq11_alpha2
libaveq0.7rc1
libaveqdev14.2
libaveq0.8
libaveq12_alpha1
libaveq10_alpha1
libaveq12.1

Name	Operator	Version
libav	eq	0.8b2
libav	eq	12_dev0
libav	eq	0.7b2
libav	eq	11_alpha2
libav	eq	0.7rc1
libav	eq	dev14.2
libav	eq	0.8
libav	eq	12_alpha1
libav	eq	10_alpha1
libav	eq	12.1

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References

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

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

6.8 Medium

AI Score

Confidence

High

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

33.0%

JSON

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