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Vulnerability record · CVE-2020-35458 · published 12 January 2021

CVE-2020-35458: Clusterlabs hawk os command injection vulnerability

Clusterlabs · Hawk

An issue was discovered in ClusterLabs Hawk 2.x through 2.3.0-x. There is a Ruby shell code injection issue via the hawk_remember_me_id parameter in the login_from_cookie cookie. The user logout routine could be used by unauthenticated remote attackers to execute code as hauser.

9.8 CVSS 3.1 Critical EPSS 5.3% · top 7.7% CWE-78 · OS command injection
9.8CVSS 3.1 base score, v2 10.0
5.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in ClusterLabs Hawk 2.x through 2.3.0-x. There is a Ruby shell code injection issue via the hawk_remember_me_id parameter in the login_from_cookie cookie. The user logout routine could be used by unauthenticated remote attackers to execute code as hauser.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2021/01/12/3 Mailing ListPatchThird Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1179998 Issue TrackingPatchThird Party Advisory
https://github.com/ClusterLabs/hawk/releases Release NotesThird Party Advisory
https://www.openwall.com/lists/oss-security/2021/01/12/3 Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2021/01/12/3 Mailing ListPatchThird Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1179998 Issue TrackingPatchThird Party Advisory
https://github.com/ClusterLabs/hawk/releases Release NotesThird Party Advisory
https://www.openwall.com/lists/oss-security/2021/01/12/3 Mailing ListPatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-35458), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.