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01 Record

CVE-2021-28899

Vulnerability in the AC3AudioFileServerMediaSubsession, ADTSAudioFileServerMediaSubsession, and AMRAudioFileServerMediaSubsessionLive OnDemandServerMediaSubsession subclasses in Networks LIVE555

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Vulnerability in the AC3AudioFileServerMediaSubsession, ADTSAudioFileServerMediaSubsession, and AMRAudioFileServerMediaSubsessionLive OnDemandServerMediaSubsession subclasses in Networks LIVE555

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.09% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 65.3% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-04-29 14:08Z5 YR AGO
Last updated
2024-08-03 21:55Z2 YR AGO
Reserved
2021-03-19
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
No CWE assigned
Data version
5.1
Document digest
d60982493f6a1464d81ce72816725f7695baf50bdb6d8adb754040253c737181

05 Affected products

VendorProductVersionsPlatforms
live555streaming_mediaNot specified—

06 References

07 Fixed in

Arch Linux

  • live-media
    Fixed in 2021.04.06-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

Debian 14

  • liblivemedia
    Fixed in 2026.09.23-dfsg-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • liblivemedia
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 26.10

  • liblivemedia
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 16.04 LTS

  • liblivemedia
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 18.04 LTS

  • liblivemedia
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.