GitHub Advisory DatabaseGHSA-PFJ3-56HM-JWQ5Template injection in cron-utils
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.199 Low
EPSS
Percentile
96.3%
Impact
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.
Patches
The issue was patched and a new version released. Please upgrade to version 9.1.3.
Workarounds
There are no known workarounds up to this moment.
References
A description of the issue is provided in issue 461
For more information
If you have any questions or comments about this advisory:
- Open an issue in cron-utils Github repository
| CPE | Name | Operator | Version |
|---|---|---|---|
| com.cronutils:cron-utils | lt | 9.1.3 |
References
github.com/advisories/GHSA-pfj3-56hm-jwq5
github.com/jmrozanec/cron-utils/commit/4cf373f7352f5d95f0bf6512af8af326b31c835e
github.com/jmrozanec/cron-utils/issues/461
github.com/jmrozanec/cron-utils/security/advisories/GHSA-pfj3-56hm-jwq5
lists.apache.org/thread.html/r390bb7630b7ea8f02bf7adbbe69c0ae8b562c527d663c543d965f959@%3Cgitbox.hive.apache.org%3E
lists.apache.org/thread.html/r432a69a1a85cbcb1f1bad2aa0fbfce0367bf894bf917f6ed7118e7f0@%3Cissues.hive.apache.org%3E
lists.apache.org/thread.html/r50e1b5544c37e408ed7e9a958b28237b1cb9660ba2b3dba46f343e23@%3Cissues.hive.apache.org%3E
lists.apache.org/thread.html/r5f601d15292e3302ad0ae0e89527029546945b1cd5837af7e838d354@%3Cdev.hive.apache.org%3E
lists.apache.org/thread.html/r71083c759dc627f198571b3d48b6745fe798b1d53c34f7ef8de9e7dd@%3Cissues.hive.apache.org%3E
lists.apache.org/thread.html/r737406bc17d49ffe8fe6a8828d390ee0a02e45e5a5b4f931180b9a93@%3Cissues.hive.apache.org%3E
lists.apache.org/thread.html/r855aead591697dc2e85faf66c99036e49f492431940b78d4e6d895b5@%3Cgitbox.hive.apache.org%3E
lists.apache.org/thread.html/r96937fc9c82f3201b59311c067e97bce71123944f93102169a95bf5c@%3Cissues.hive.apache.org%3E
lists.apache.org/thread.html/r9ae9a9fb1c8e2bf95c676e7e4cd06aa04f0a3a8a9ec1a6b787afb00f@%3Cissues.hive.apache.org%3E
lists.apache.org/thread.html/ra9e81244d323898dde3c979dd7df6996e4037d14a01b6629ea443548@%3Cissues.hive.apache.org%3E
nvd.nist.gov/vuln/detail/CVE-2020-26238
Related
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.199 Low
EPSS
Percentile
96.3%