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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWhyY3AtOGYzcS00dzJj
XStream is vulnerable to an Arbitrary Code Execution attack
The vulnerability may allow a remote attacker to load and execute arbitrary code from a remote host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types.
If you rely on XStream's default blacklist of the Security Framework, you will have to use at least version 1.4.16.
See workarounds for the different versions covering all CVEs.
See full information about the nature of the vulnerability and the steps to reproduce it in XStream's documentation for CVE-2021-21351.
wh1t3p1g G5-RD6@IIE found and reported the issue to XStream and provided the required information to reproduce it.
For more information
If you have any questions or comments about this advisory:https://github.com/advisories/GHSA-hrcp-8f3q-4w2c
Source: GitHub Advisory Database
Published: over 2 years ago
Updated: 10 months ago
CVSS Score: 5.4
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:N/I:H/A:N
Identifiers: GHSA-hrcp-8f3q-4w2c, CVE-2021-21351
- https://lists.fedoraproject.org/archives/list/[email protected]/message/22KVR6B5IZP3BGQ3HPWIO2FWWCKT3DHP/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/QGXIU3YDPG6OGTDHMBLAFN7BPBERXREB/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/PVPHZA7VW2RRSDCOIPP2W6O5ND254TU7/
Fixed in: 1.4.16