OpenSUSE Linux update for tomcat



Published: 2020-05-25 | Updated: 2023-02-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9484
CWE-ID CWE-502
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Opensuse
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU28158

Risk: High

CVSSv3.1: 7.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-9484

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in uploaded files names. A remote attacker can pass specially crafted file name to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system but requires that the server is configured to use PersistenceManager with a FileStore and the attacker knows relative file path from storage location.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.1

External links

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00057.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. However, proof of concept for this vulnerability is available.



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