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CVE-2019-15132

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to...

5.3 MediumFix available

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

2.03%Up 1.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.3

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
CVE-2019-15132
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-203
Updated
2026-11-02
CVE List No score

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
CVE-2019-15132
Updated
2026-11-02
EUVDEUVD-2019-6200 No score

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
EUVD-2019-6200
Updated
2026-11-03
GitHub AdvisoriesGHSA-8rh3-5c87-wh48 5.3

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to...

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
GHSA-8rh3-5c87-wh48
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-200, CWE-203
Updated
2026-11-02
OSV 5.3

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
CVE-2019-15132
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2019-15132 5.3

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
DEBIAN-CVE-2019-15132
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2019-15132 5.3

Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the "Login name or password is incorrect" and "No permissions for system access" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.

Record
UBUNTU-CVE-2019-15132
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVUSN-4767-1 No score

zabbix vulnerabilities

Fu Chuang discovered that Zabbix did not properly parse IPs. A remote attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2020-11800)

It was discovered that Zabbix incorrectly handled certain requests. A remote attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. (CVE-2017-2824, CVE-2017-2825)

It was discovered that Zabbix incorrectly handled certain XML files. A remote attacker could possibly use this issue to read arbitrary files or potentially execute arbitrary code. This issue only affected Ubuntu 14.04 ESM. (CVE-2014-3005)

It was discovered that Zabbix incorrectly handled certain inputs. A remote attacker could possibly use this issue to execute arbitrary SQL commands. This issue only affected Ubuntu 14.04 ESM. (CVE-2016-10134, CVE-2016-4338)

It was discovered that Zabbix incorrectly handled the request parameter. A remote attacker could possibly use this issue to redirect requests to external links. This issue only affected Ubuntu 14.04 ESM and Ubuntu 18.04 ESM. (CVE-2016-10742)

It was discovered that Zabbix incorrectly handled failed login attempts. A remote attacker could possibly use this issue to enumerate users. (CVE-2019-15132)

It was discovered that Zabbix did not properly validate input. A remote attacker could exploit this to conduct cross-site scripting (XSS) attacks. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-15803)

Record
USN-4767-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
zabbix
Debian:12
before 1:5.0.7+dfsg-1
1:5.0.7+dfsg-1
zabbix
Debian:13
before 1:5.0.7+dfsg-1
1:5.0.7+dfsg-1
zabbix
Debian:14
before 1:5.0.7+dfsg-1
1:5.0.7+dfsg-1
zabbix
Debian:9
before 1:3.0.32+dfsg-0+deb9u1, plus listed versions
1:3.0.12+dfsg-11:3.0.17+dfsg-11:3.0.17+dfsg-1~bpo9+11:3.0.31+dfsg-0+deb9u11:3.0.7+dfsg-31:3.0.7+dfsg-3+deb9u1
1:3.0.32+dfsg-0+deb9u1
zabbix
Debian:10
before 1:4.0.4+dfsg-1+deb10u1, plus listed versions
1:4.0.4+dfsg-1
1:4.0.4+dfsg-1+deb10u1
zabbix
Ubuntu:Pro:14.04:LTS
before 1:2.2.2+dfsg-1ubuntu1+esm4, 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-1ubuntu11:2.2.2+dfsg-1ubuntu1+esm11:2.2.2+dfsg-1ubuntu1+esm3
1:2.2.2+dfsg-1ubuntu1+esm4
zabbix
Ubuntu:Pro:16.04:LTS
before 1:2.4.7+dfsg-2ubuntu2.1+esm3, 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-2ubuntu2.11:2.4.7+dfsg-2ubuntu2.1+esm11:2.4.7+dfsg-2ubuntu2.1+esm2
1:2.4.7+dfsg-2ubuntu2.1+esm3
zabbix
Ubuntu:Pro:18.04:LTS
before 1:3.0.12+dfsg-1ubuntu0.1~esm3, 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~esm2
1:3.0.12+dfsg-1ubuntu0.1~esm3
zabbix
Ubuntu:Pro:20.04:LTS
before 1:4.0.17+dfsg-1ubuntu0.1~esm1, 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-11:4.0.16+dfsg-11:4.0.16+dfsg-1build11:4.0.17+dfsg-1
1:4.0.17+dfsg-1ubuntu0.1~esm1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2019-15132 is a medium vulnerability (CVSS 5.3) in Zabbix, published August 17, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.03%, the 81st percentile. Fixed in zabbix 1:5.0.7+dfsg-1.

References

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