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prionPRIOn knowledge basePRION:CVE-2020-21688
HistoryAug 10, 2021 - 9:15 p.m.

Heap overflow

2021-08-1021:15:00
PRIOn knowledge base
www.prio-n.com
8

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.002 Low

EPSS

Percentile

58.1%

JSON

A heap-use-after-free in the av_freep function in libavutil/mem.c of FFmpeg 4.2 allows attackers to execute arbitrary code.

CPENameOperatorVersion
debian_linuxeq11.0
ffmpegeq4.2

Related

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veracode 1
osv 6
cnvd 1
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FFmpeg heap reuse after release vulnerability (CNVD-2021-79768)
2021-08-11 00:00:00
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2021-08-10 21:15:00
cve
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Debian: Security Advisory (DLA-3010-1)
2022-05-18 00:00:00
Debian: Security Advisory (DSA-5126-1)
2022-05-03 00:00:00
openSUSE: Security Advisory for ffmpeg (openSUSE-SU-2021:2919-1)
2021-09-03 00:00:00
suse
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Security update for ffmpeg (important)
2021-09-02 00:00:00
nessus
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openSUSE 15 Security Update : ffmpeg (openSUSE-SU-2021:2919-1)
2021-09-04 00:00:00
SUSE SLED15 / SLES15 Security Update : ffmpeg (SUSE-SU-2021:2919-1)
2021-09-04 00:00:00
Debian DSA-4998-1 : ffmpeg - security update
2021-11-01 00:00:00
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[SECURITY] [DSA 4998-1] ffmpeg security update
2021-10-31 16:40:43
ubuntu
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FFmpeg vulnerabilities
2022-06-13 00:00:00
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2022-06-08 00:00:00
cloudfoundry
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USN-5472-1: FFmpeg vulnerabilities | Cloud Foundry
2022-07-28 00:00:00

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.002 Low

EPSS

Percentile

58.1%

JSON
Related for PRION:CVE-2020-21688
ubuntucve1veracode1osv6cnvd1debiancve1cve1openvas9suse1nessus5debian1ubuntu2cloudfoundry1