Vulnerability · Published Jan 12, 2021 · Assigned by mitre
CVE-2020-35459
High 7.8
In plain English
A high-severity security flaw in the crmsh package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.7%top 47.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in ClusterLabs crmsh through 4.2.1. Local attackers able to call "crm history" (when "crm" is run) were able to execute commands via shell code injection to the crm history commandline, potentially allowing escalation of privileges.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | crmsh | 4.2.1-2 | DEBIAN-CVE-2020-35459 |
| Debian:13 | crmsh | 4.2.1-2 | DEBIAN-CVE-2020-35459 |
| Debian:14 | crmsh | 4.2.1-2 | DEBIAN-CVE-2020-35459 |
| PyPI | crmsh | no fix listed | GHSA-99xx-83jm-h24m |
| PyPI | crmsh | no fix listed | PYSEC-2026-799 |
Affected products (as reported)
References
- https://bugzilla.suse.com/show_bug.cgi?id=1179999 x_refsource_MISC
- https://github.com/ClusterLabs/crmsh/releases x_refsource_MISC
- https://www.openwall.com/lists/oss-security/2021/01/12/3 x_refsource_CONFIRM
- https://github.com/ClusterLabs/crmsh/blob/a403aa15f3ea575adfe5e43bf2a31c9f9094fcda/crmsh/history.py#L476 x_refsource_MISC
- [oss-security] 20210112 Security issues in hawk2 and crmsh mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20210125 [SECURITY] [DLA 2533-1] crmsh security update mailing-list, x_refsource_MLIST