CVEvulnerability
CVE-2019-11419
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2019-05-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-476
Description
vcodec2_hls_filter in libvoipCodec_v7a.so in the WeChat application through 7.0.3 for Android allows attackers to cause a denial of service (application crash) by replacing an emoji file (under the /sdcard/tencent/MicroMsg directory) with a crafted .wxgf file. The content of the replacement must be derived from the phone's IMEI. The crash occurs upon receiving a message that contains the replaced emoji.
Affected configurations
• tencent wechat (<= 7.0.3)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html Third Party Advisory, VDB Entry
- https://awakened1712.github.io/hacking/hacking-wechat-dos/ Exploit, Technical Description
- https://www.exploit-db.com/exploits/46853 Exploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.html Third Party Advisory, VDB Entry
- https://awakened1712.github.io/hacking/hacking-wechat-dos/ Exploit, Technical Description
- https://www.exploit-db.com/exploits/46853 Exploit, Third Party Advisory, VDB Entry