Vulnerability Report

CVE-2021-43798

CISA KEV Active

Title: Directory traversal in Grafana

Path Traversal

Proof Of Concept

PoC Available for CVE-2021-43798

CWE Category CWE-22
Published Date Dec 07, 2021
Modified Date Oct 24, 2025
Exploit Status Available
Score 7.5 CVSS v3.1
Exploit Probability (EPSS)
88.85%

Vulnerability Summary

CVE-2021-43798: Grafana is an open-source platform for monitoring and observability. Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) iss vulnerable to directory traversal, allowing access to local files. The vulnerable URL path is: `<grafana_host_url>/public/plugins//`, where is the plugin ID for any installed plugin. At no time has Grafana Cloud been vulnerable. Users are advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1. The GitHub Security Advisory contains more information about vulnerable URL paths, mitigation, and the disclosure timeline.

Impacted Vendors

G
grafana 1

Reference Links

http://packetstormsecurity.com/files/165198/Grafana-Arbitrary-File-Reading.html http://packetstormsecurity.com/files/165221/Grafana-8.3.0-Directory-Traversal-Arbitrary-File-Read.html http://www.openwall.com/lists/oss-security/2021/12/09/2 http://www.openwall.com/lists/oss-security/2021/12/10/4 https://github.com/grafana/grafana/commit/c798c0e958d15d9cc7f27c72113d572fa58545ce https://github.com/grafana/grafana/security/advisories/GHSA-8pjx-jj86-j47p https://grafana.com/blog/2021/12/08/an-update-on-0day-cve-2021-43798-grafana-directory-traversal/ https://security.netapp.com/advisory/ntap-20211229-0004/ http://packetstormsecurity.com/files/165198/Grafana-Arbitrary-File-Reading.html http://packetstormsecurity.com/files/165221/Grafana-8.3.0-Directory-Traversal-Arbitrary-File-Read.html http://www.openwall.com/lists/oss-security/2021/12/09/2 http://www.openwall.com/lists/oss-security/2021/12/10/4 https://github.com/grafana/grafana/commit/c798c0e958d15d9cc7f27c72113d572fa58545ce https://github.com/grafana/grafana/security/advisories/GHSA-8pjx-jj86-j47p https://grafana.com/blog/2021/12/08/an-update-on-0day-cve-2021-43798-grafana-directory-traversal/ https://security.netapp.com/advisory/ntap-20211229-0004/ https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-43798
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
5.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-43798 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/50581
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Stack

No specific products linked.