Vulnerability · Published Dec 2, 2021 · Assigned by crafter
CVE-2021-23258Spring SPEL Expression Language Injection
Medium 4.2
In plain English
A medium-severity security flaw in Crafter CMS from Crafter Software. 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 54% of all known vulnerabilities).
Severity (CVSS 3.1)4.2Medium
Exploit odds (30 days)0.7%top 45.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Authenticated users with Administrator or Developer roles may execute OS commands by SPEL Expression in Spring beans. SPEL Expression does not have security restrictions, which will cause attackers to execute arbitrary commands remotely (RCE).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Crafter Software | Crafter CMS | 3.1 – before 3.1.12 |
Weakness: CWE-913 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H