CVE-2021-41269criticalCWE-94

Unauthenticated remote code injection in cron-utils

48Vexday Risk Score

Sin señal de explotación. Ella tiene prueba de concepto pública.

ssvc Attendcvss 10epss 4.3%

de la publicación al arma1374 días

Publicada en NVD15 nov

1ª PoC+1374d

probabilidad de explotación

4.3%top 9% de las CVE

explotación observada

noninguna fuente lo reporta

1 exploit(s) público(s)

cron-utils is a Java library to define, parse, validate, migrate crons as well as get human readable descriptions for them. In affected versions A template Injection was identified in cron-utils enabling attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE) vulnerability. Versions up to 9.1.2 are susceptible to this vulnerability. Please note, that only projects using the @Cron annotation to validate untrusted Cron expressions are affected. The issue was patched and a new version was released. Please upgrade to version 9.1.6. There are no known workarounds known.

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

Productos afectados

jmrozanec · cron-utils

PoCs públicas encontradas — 1

githubgithub.com/shoucheng3/jmrozanec__cron-utils_CVE-2021-41269_9-1-5★ 0

⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.

Referencias

https://github.com/jmrozanec/cron-utils/commit/cfd2880f80e62ea74b92fa83474c2aabdb9899da https://github.com/jmrozanec/cron-utils/commit/d6707503ec2f20947f79e38f861dba93b39df9da https://github.com/jmrozanec/cron-utils/issues/461 https://github.com/jmrozanec/cron-utils/security/advisories/GHSA-p9m8-27x8-rg87