medium6.6
CVE-2021-42550
Deserialization of Untrusted Data in logback
Impact
In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | ch.qos.logback:logback-core | < 1.2.9 | 1.2.9 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Qos | Logback | through 1.2.7 Version 1.3.0 |
| Redhat | Satellite | Version 6.0 |
| Netapp | Cloud Manager | All versions |
| Netapp | Service Level Manager | All versions |
| Netapp | Snap Creator Framework | All versions |
| Siemens | Sinec Nms | before 1.0.3 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- http://logback.qos.ch/news.html
- http://packetstormsecurity.com/files/167794/Open-Xchange-App-Suite-7.10.x-Cross-Site-Scripting-Command-Injection.html
- http://seclists.org/fulldisclosure/2022/Jul/11
- https://cert-portal.siemens.com/productcert/pdf/ssa-371761.pdf
- https://github.com/cn-panda/logbackRceDemo
- https://jira.qos.ch/browse/LOGBACK-1591
- https://security.netapp.com/advisory/ntap-20211229-0001/
- https://github.com/advisories/GHSA-668q-qrv7-99fm
- https://nvd.nist.gov/vuln/detail/CVE-2021-42550
- https://github.com/qos-ch/logback/commit/87291079a1de9369ac67e20dc70a8fdc7cc4359c
- https://github.com/qos-ch/logback/commit/ef4fc4186b74b45ce80d86833820106ff27edd42
- https://github.com/qos-ch/logback/blob/1502cba4c1dfd135b2e715bc0cf80c0045d4d128/logback-site/src/site/pages/news.html