Deserialization of Untrusted Data in Log4j
In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2017-5645US | critical9.8 | Exploit | ||
In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payloa… | ||||
02
references
External citations — patches, advisories, analysis.
- http://www.openwall.com/lists/oss-security/2019/12/19/2WEB
- http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlWEB
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlWEB
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.htmlWEB
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlWEB
- http://www.securityfocus.com/bid/97702WEB
- http://www.securitytracker.com/id/1040200WEB
- http://www.securitytracker.com/id/1041294WEB
scry
Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.
Free scan