CVE-2019-6991

highpriority · track · 40EPSS 0.033 · 88 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.31% (88th) EPSS

CVSS 7.5 · high

Is it mine?

8 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

A classic Stack-based buffer overflow exists in the zmLoadUser() function in zm_user.cpp of the zmu binary in ZoneMinder through 1.32.3, allowing an unauthenticated attacker to execute code via a long username.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-121USCWE-787US

affected products (8)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Canonical Ltd. Ubuntu≤ 22.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 16.04 ESMfstec_bduRU
Canonical Ltd. Ubuntu≤ 20.04 LTSfstec_bduRU
АО «ИВК» Альт 8 СПall versionsfstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 11fstec_bduRU
Сообщество свободного программного обеспечения ZoneMinder≤ 1.32.3fstec_bduRU
zoneminder zoneminder≤ 1.32.3nvdUScpe:2.3:a:zoneminder:zoneminder:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2019-01-28modified 2026-06-17

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+16132 more

references (6)

External citations — patches, advisories, analysis.

https://github.com/ZoneMinder/zoneminder/issues/2478 cnnvd
https://github.com/ZoneMinder/zoneminder/pull/2482 cnnvd
https://github.com/ZoneMinder/zoneminder/issues/2478 enisa_euvd
https://github.com/ZoneMinder/zoneminder/pull/2482 enisa_euvd
https://github.com/ZoneMinder/zoneminder/issues/2478ExploitIssue TrackingThird Party Advisorynvd
https://github.com/ZoneMinder/zoneminder/pull/2482PatchThird Party Advisorynvd

scry

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