Multiple vulnerabilities in Grafana

1) Improper Authentication

EUVDB-ID: #VU72132

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-39229

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to deny access to the application.

The vulnerability exists due to a logic error in the authentication process, where application allows usage of the same email address by different accounts. A remote user can set an existing email address that belongs to another user as their username and prevent that user from accessing the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Grafana: 8.0.0 - 9.1.7

External links

http://github.com/grafana/grafana/commit/5644758f0c5ae9955a4e5480d71f9bef57fdce35
http://github.com/grafana/grafana/releases/tag/v9.1.8
http://github.com/grafana/grafana/security/advisories/GHSA-gj7m-853r-289r

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Information disclosure

EUVDB-ID: #VU72131

Risk: Medium

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-39201

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to Grafana leaks the authentication cookie of users to plugins. A remote user can gain unauthorized access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Grafana: 5.0.0 - 9.1.7

External links

http://github.com/grafana/grafana/security/advisories/GHSA-x744-mm8v-vpgr
http://github.com/grafana/grafana/releases/tag/v9.1.8
http://github.com/grafana/grafana/commit/c658816f5229d17f877579250c07799d3bbaebc9
http://github.com/grafana/grafana/commit/b571acc1dc130a33f24742c1f93b93216da6cf57

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Information disclosure

EUVDB-ID: #VU72130

Risk: Medium

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31130

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to the GitLab data source plugin leaks the API key to GitLab. A remote privileged user can expose Grafana authentication token to a third-party.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Grafana: 7.0.0 - 9.1.7

External links

http://github.com/grafana/grafana/security/advisories/GHSA-jv32-5578-pxjc
http://github.com/grafana/grafana/releases/tag/v9.1.8
http://github.com/grafana/grafana/commit/4dd56e4dabce10007bf4ba1059bf54178c35b177
http://github.com/grafana/grafana/commit/9da278c044ba605eb5a1886c48df9a2cb0d3885f

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU72128

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31123

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected instance.

The vulnerability exists due to missing signature verification mechanism. A remote attacker can trick the server admin into installing a malicious plugin even though unsigned plugins are not allowed.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Grafana: 7.0.0 - 9.1.7

External links

http://github.com/grafana/grafana/security/advisories/GHSA-rhxj-gh46-jvw8
http://github.com/grafana/grafana/releases/tag/v9.1.8
http://security.netapp.com/advisory/ntap-20221124-0002/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.