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MitreCVE-2021-44956

HistoryFeb 08, 2022 - 3:15 p.m.

CVE-2021-44956

2022-02-0815:15:07

CWE-787

mitre

web.nvd.nist.gov

cve-2021-44956

ffjpeg

buffer overflow

vulnerability

denial of service

jpeg file

CVSS2

4.3

Attack Vector

NETWORK

Attack 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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.2

Confidence

High

EPSS

0.001

Percentile

41.1%

JSON

Two Heap based buffer overflow vulnerabilities exist in ffjpeg through 01.01.2021. It is similar to CVE-2020-23852. Issues that are in the jfif_decode function at ffjpeg/src/jfif.c (line 552) could cause a Denial of Service by using a crafted jpeg file.

Affected configurations

Nvd

Node

rockcarryffjpegRange≤2021-01-01

VendorProductVersionCPE
rockcarryffjpeg*cpe:2.3:a:rockcarry:ffjpeg:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
rockcarry	ffjpeg	*	cpe:2.3:a:rockcarry:ffjpeg::::::::

References

github.com/rockcarry/ffjpeg/issues/43

CVSS2

4.3

Attack Vector

NETWORK

Attack 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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.2

Confidence

High

EPSS

0.001

Percentile

41.1%

JSON

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