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Fencer Vulns
high 7.8

CVE-2020-26664 json

A vulnerability in EbmlTypeDispatcher::send in VideoLAN VLC media player 3.0.11 allows attackers to trigger a heap-based buffer overflow vi…

published 2021-01-08 5 y ago modified 2026-10-08 31 d ago also EUVD-2020-19206

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

A vulnerability in EbmlTypeDispatcher::send in VideoLAN VLC media player 3.0.11 allows attackers to trigger a heap-based buffer overflow via a crafted .mkv file.

Patch / fix

  • videolan vlc_media_player 3.0.12
  • vlc Debian 14, Debian 13, Debian 12 3.0.12-1

debian advisories DEBIAN-CVE-2020-26664

  • vlc openSUSE Tumbleweed 3.0.16-1.5
  • vlc Package Hub 15 SP2 3.0.13-bp152.2.12.1
  • vlc openSUSE Leap 15.2 3.0.13-lp152.2.12.1
  • vlc Package Hub 15 SP2 3.0.11.1-bp152.2.9.1
  • vlc Package Hub 15 SP1 3.0.11.1-bp151.5.12.1
  • vlc openSUSE Leap 15.2 3.0.11.1-lp152.2.9.1
  • vlc openSUSE Leap 15.1 3.0.11.1-lp151.6.12.1

opensuse advisories openSUSE-SU-2024:11502-1openSUSE-SU-2021:0714-1openSUSE-SU-2021:0691-1openSUSE-SU-2021:0122-1openSUSE-SU-2021:0121-1openSUSE-SU-2021:0091-1

  • vlc Alpine 3.24, Alpine 3.23, Alpine 3.22 +10 more 3.0.12-r0

alpine advisories ALPINE-CVE-2020-26664

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • vlc Arch Linux 3.0.12-1

arch linux advisories AVG-1423

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-26-146-05 updated cvss 7.8

ABB Ability Camera Connect

  • ABB Ability Camera Connect <= 1.5.0.14
    affected: vendor fix, mitigation
  • ABB Ability Camera Connect 1.5.0.15
    fixed

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
31 d ago

Exploit prediction

1.50% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gist.githubusercontent.com https://gist.githubusercontent.com/henices/db11664dd45b9f322f8514d182aef5ea/raw/d56940c8bf211992bf4f3309a85bb2b69383e511/CVE-2020-26664.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.