CVE-2024-36469

User enumeration via timing attack in Zabbix web interface

2.3 LowFix available

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Attack profile

How easy it is to exploit

Attack vector: Adjacent network
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.33%Up 0.3 points since Apr 2, 2025

What each source reports

CVE List Score used 2.3

User enumeration via timing attack in Zabbix web interface

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: CVE-2024-36469
CVSS 4.0: 2.3 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-208
Updated: 2026-11-02

EUVDEUVD-2024-54348 2.3

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: EUVD-2024-54348
CVSS 4.0: 2.3 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-8w6w-prh9-wr2j 2.3

Execution time for an unsuccessful login differs when using a non-existing username compared to...

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: GHSA-8w6w-prh9-wr2j
CVSS 4.0: 2.3 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 3.1 LowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-208
Updated: 2026-11-02

NVD 2.3

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: CVE-2024-36469
CVSS 4.0: 2.3 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 3.1 LowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-208
Updated: 2026-11-02

OSV 3.1

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: CVE-2024-36469
CVSS 3.1: 3.1 LowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

OSVDEBIAN-CVE-2024-36469 3.1

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: DEBIAN-CVE-2024-36469
CVSS 3.1: 3.1 LowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

OSVUBUNTU-CVE-2024-36469 2.3

Execution time for an unsuccessful login differs when using a non-existing username compared to using an existing one.

Record: UBUNTU-CVE-2024-36469
CVSS 4.0: 2.3 LowCVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 3.1 LowCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

OSVSUSE-SU-2026:0483-1 No score

Security update for zabbix

This update for zabbix fixes the following issues:

CVE-2024-36469: Introduced clamping for mitigation of timing attacks. (bsc#1240676)
CVE-2024-42325: Restricted access to user fields using user.get API method for users of User and Admin type, and restricted access to alert entities using alert.get API method for users of User and Admin types. (bsc#1240678)

Record: SUSE-SU-2026:0483-1
Updated: 2026-11-02

Affected products

zabbix

Affected packages

Affected packages
Package	Affected	Fixed
`zabbix` Debian:12	All versions, plus listed versions 1:6.0.14+dfsg-11:6.0.23+dfsg-11:6.0.23+dfsg-1~bpo12+11:6.0.24+dfsg-11:6.0.25+dfsg-1 Show 24 moreShow less 1:6.0.29+dfsg-11:7.0.0+dfsg-11:7.0.0+dfsg-21:7.0.0+dfsg-2~bpo12+11:7.0.1+dfsg-11:7.0.1+dfsg-1~bpo12+11:7.0.10+dfsg-11:7.0.10+dfsg-21:7.0.2+dfsg-11:7.0.2+dfsg-1~bpo12+11:7.0.22+dfsg-11:7.0.22+dfsg-1.11:7.0.22+dfsg-1~bpo13+11:7.0.22+dfsg-1~deb13u11:7.0.27+dfsg-11:7.0.29+dfsg-11:7.0.29+dfsg-21:7.0.29+dfsg-2~bpo13+11:7.0.3+dfsg-11:7.0.5+dfsg-11:7.0.5+dfsg-1~bpo12+11:7.0.6+dfsg-11:7.0.9+dfsg-11:7.0.9+dfsg-1~bpo12+1	None known
`zabbix` Debian:13	before 1:7.0.9+dfsg-1	1:7.0.9+dfsg-1
`zabbix` Debian:14	before 1:7.0.9+dfsg-1	1:7.0.9+dfsg-1
`zabbix` Debian:11 From an advisory covering 4 CVEs	before 1:5.0.46+dfsg-1+deb11u1, plus listed versions 1:5.0.14+dfsg-11:5.0.14+dfsg-1~bpo11+11:5.0.17+dfsg-11:5.0.17+dfsg-1~bpo11+11:5.0.44+dfsg-1+deb11u11:5.0.45+dfsg-1+deb11u11:5.0.8+dfsg-1	1:5.0.46+dfsg-1+deb11u1
`zabbix` SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 From an advisory covering 2 CVEs	before 4.0.12-4.45.1	4.0.12-4.45.1
`zabbix` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 1:2.0.6+dfsg-1ubuntu21:2.2.0+dfsg-1ubuntu11:2.2.0+dfsg-6ubuntu11:2.2.1+dfsg-1ubuntu31:2.2.2+dfsg-1ubuntu1 Show 4 moreShow less 1:2.2.2+dfsg-1ubuntu1+esm11:2.2.2+dfsg-1ubuntu1+esm31:2.2.2+dfsg-1ubuntu1+esm41:2.2.2+dfsg-1ubuntu1+esm5	None known
`zabbix` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 1:2.4.6+dfsg-11:2.4.7+dfsg-11:2.4.7+dfsg-21:2.4.7+dfsg-2ubuntu21:2.4.7+dfsg-2ubuntu2.1 Show 4 moreShow less 1:2.4.7+dfsg-2ubuntu2.1+esm11:2.4.7+dfsg-2ubuntu2.1+esm21:2.4.7+dfsg-2ubuntu2.1+esm31:2.4.7+dfsg-2ubuntu2.1+esm4	None known
`zabbix` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 1:3.0.7+dfsg-31:3.0.12+dfsg-11:3.0.12+dfsg-1ubuntu0.1~esm11:3.0.12+dfsg-1ubuntu0.1~esm21:3.0.12+dfsg-1ubuntu0.1~esm31:3.0.12+dfsg-1ubuntu0.1~esm4	None known
`zabbix` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 1:4.0.4+dfsg-1build21:4.0.4+dfsg-1build31:4.0.11+dfsg-11:4.0.14+dfsg-11:4.0.15+dfsg-1 Show 5 moreShow less 1:4.0.16+dfsg-11:4.0.16+dfsg-1build11:4.0.17+dfsg-11:4.0.17+dfsg-1ubuntu0.1~esm11:4.0.17+dfsg-1ubuntu0.1~esm2	None known
`zabbix` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 1:5.0.8+dfsg-1build11:5.0.14+dfsg-11:5.0.17+dfsg-11:5.0.17+dfsg-1ubuntu0.1~esm1	None known
`zabbix` Ubuntu:25.10	All versions, plus listed versions 1:7.0.10+dfsg-21:7.0.10+dfsg-2build1	None known
`zabbix` Ubuntu:26.10	All versions, plus listed versions 1:7.0.22+dfsg-11:7.0.22+dfsg-1.11:7.0.22+dfsg-1.1build11:7.0.22+dfsg-1.1build21:7.0.27+dfsg-1	None known
`zabbix` Ubuntu:26.04:LTS	All versions, plus listed versions 1:7.0.10+dfsg-2build11:7.0.22+dfsg-1	None known

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-36469 is a low vulnerability (CVSS 2.3) in Zabbix, published April 2, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 25th percentile. Fixed in zabbix 1:7.0.9+dfsg-1.

References

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