CVE-2021-43518: Teeworlds up to and including 0.7.5 is vulnerable to Buffer Overflow. A map parser does not validate m_Channels value coming from a map file, leading to a…

PriorityP337high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

1.38%

69.4th percentile

Teeworlds up to and including 0.7.5 is vulnerable to Buffer Overflow. A map parser does not validate m_Channels value coming from a map file, leading to a buffer overflow. A malicious server may offer a specially crafted map that will overwrite client's stack causing denial of service or code execution.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
debian	teeworlds	< teeworlds 0.7.5-2 (bookworm)	teeworlds 0.7.5-2 (bookworm)
fedoraproject	fedora	—	—
fedoraproject	fedora	—	—
teeworlds	teeworlds	<= 0.7.5	—
teeworlds	teeworlds	>= 0 < 0.7.5-2	0.7.5-2
teeworlds	teeworlds	>= 0 < 0.7.5-2	0.7.5-2
teeworlds	teeworlds	>= 0 < 0.7.5-2	0.7.5-2

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

osv7.8HIGH

vendor_debian7.8HIGH

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.