Vulnerability identifier: #VU30300

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-20787

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Teeworlds
Client/Desktop applications / Games

Vendor: Teeworlds

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Teeworlds before 0.7.4 has an integer overflow when computing a tilemap size.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Teeworlds: 0.7.0 - 0.7.3.1

---

External links
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00045.html
http://www.teeworlds.com/forum/viewtopic.php?pid=123860

---

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.