CVE-2021-29505
Description
XStream is software for serializing Java objects to XML and back again. A vulnerability in XStream versions prior to 1.4.17 may allow a remote attacker has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types is affected. The vulnerability is patched in version 1.4.17.
NVD
Severity: HIGH
CVE ID: CVE-2021-29505
CVSS Score: 8.8
CVSS Metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
GitHub, Inc.
Severity: HIGH
CVE ID: CVE-2021-29505
CVSS Score: 7.5
CVSS Metrics: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Proof Of Concept
Nuclei Templates for CVE-2021-29505
Refrence: Project Discovery GitHub
MyBlackManba
对CVE-2021-29505进行复现，并分析学了下Xstream反序列化过程
Refrence: GitHub