Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTdjaHYtcnJ3Ni13NmZj

XStream is vulnerable to a Remote Command Execution attack

Impact

The vulnerability may allow a remote attacker has sufficient rights to execute commands of the 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.

Patches

If you rely on XStream's default blacklist of the Security Framework, you will have to use at least version 1.4.17.

Workarounds

See workarounds for the different versions covering all CVEs.

References

See full information about the nature of the vulnerability and the steps to reproduce it in XStream's documentation for CVE-2021-29505.

Credits

V3geB1rd, white hat hacker from Tencent Security Response Center 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:

• Open an issue in XStream
• Email us at XStream Google Group

Permalink: https://github.com/advisories/GHSA-7chv-rrw6-w6fc
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTdjaHYtcnJ3Ni13NmZj
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: over 3 years ago
Updated: almost 2 years ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-7chv-rrw6-w6fc, CVE-2021-29505
References:

• https://github.com/x-stream/xstream/security/advisories/GHSA-7chv-rrw6-w6fc
• https://x-stream.github.io/CVE-2021-29505.html
• https://nvd.nist.gov/vuln/detail/CVE-2021-29505
• https://github.com/x-stream/xstream/commit/24fac82191292c6ae25f94508d28b9823f83624f
• https://lists.apache.org/thread.html/r8ee51debf7fd184b6a6b020dc31df25118b0aa612885f12fbe77f04f@%3Cdev.jmeter.apache.org%3E
• https://lists.debian.org/debian-lts-announce/2021/07/msg00004.html
• https://lists.fedoraproject.org/archives/list/[email protected]/message/22KVR6B5IZP3BGQ3HPWIO2FWWCKT3DHP/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/QGXIU3YDPG6OGTDHMBLAFN7BPBERXREB/
• https://security.netapp.com/advisory/ntap-20210708-0007/
• https://www.oracle.com/security-alerts/cpuoct2021.html
• https://lists.fedoraproject.org/archives/list/[email protected]/message/PVPHZA7VW2RRSDCOIPP2W6O5ND254TU7/
• https://www.debian.org/security/2021/dsa-5004
• https://www.oracle.com/security-alerts/cpujan2022.html
• https://www.oracle.com/security-alerts/cpuapr2022.html
• https://www.oracle.com/security-alerts/cpujul2022.html
• https://github.com/advisories/GHSA-7chv-rrw6-w6fc

Repository: https://github.com/x-stream/xstream
Blast Radius: 33.0

Affected Packages