#VU69283 Out-of-bounds write in xstream


Published: 2022-11-14 | Updated: 2022-12-28

Vulnerability identifier: #VU69283

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-40151

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
xstream
Universal components / Libraries / Libraries used by multiple products

Vendor: XStream

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to a boundary error if the parser is running on user supplied input. A remote attacker can pass a specially crafted XML input to the application and perform a denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

xstream: 0.2 - 1.4.19


External links
http://github.com/x-stream/xstream/issues/304
http://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47367
http://github.com/x-stream/xstream/security/advisories/GHSA-f8cc-g7j8-xxpm
http://x-stream.github.io/CVE-2022-40151.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


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