Denial of service in cflinuxfs3

1) Buffer overflow

EUVDB-ID: #VU61671

Risk: Medium

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-25032

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input when compressing data. A remote attacker can pass specially crafted input to the application, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

cflinuxfs3: 0.0.0 - 0.279.0

CPE2.3

• cpe:2.3:a:cloud_foundry_foundation:cflinuxfs3:0.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:cloud_foundry_foundation:cflinuxfs3:0.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:cloud_foundry_foundation:cflinuxfs3:0.0.2:*:*:*:*:*:*:*

External links

https://github.com/cloudfoundry/cflinuxfs3/releases/tag/0.280.0
https://github.com/cloudfoundry/cflinuxfs3/releases/tag/0.281.0

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.