Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tencent | <= 7.0.3 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.htmlThird Party AdvisoryVDB Entry
- https://awakened1712.github.io/hacking/hacking-wechat-dos/ExploitTechnical Description
- https://www.exploit-db.com/exploits/46853ExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.htmlThird Party AdvisoryVDB Entry
- https://awakened1712.github.io/hacking/hacking-wechat-dos/ExploitTechnical Description
- https://www.exploit-db.com/exploits/46853ExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2019-11419?
CVE-2019-11419 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 /s...
How severe is CVE-2019-11419?
CVE-2019-11419 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-11419?
Check the references section above for vendor advisories and patch information. Affected products include: Tencent Wechat.