The vulnerability function is enabled when the streamer service related to the AfreecaTV communicated through web socket using 21201 port. A stack-based buffer overflow leading to remote code execution was discovered in strcpy() operate by "FanTicket" field. It is because of stored data without validation of length.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 8.8 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | 2.8 | 5.9 |
| vuln@krcert.or.kr | 7.5 | HIGH | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | 1.6 | 5.9 |
CVSS 2.0
Severity: MEDIUM
Problem Type: CWE-190,CWE-787,
Products Affected
| Vendor | Product | Version |
|---|---|---|
| afreecatv | afreecatv | 1.0.0.1 |