CVE-2019-11419
mediumpriority · track · 33EPSS 0.040 · 91 %ileexploit · PoCEUUSEPSS · scored 2026-10-28
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.htmlcnnvd
- https://awakened1712.github.io/hacking/hacking-wechat-dos/cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-11419cnnvd
- https://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.htmlcnnvd
- https://www.exploit-db.com/exploits/46853cnnvd
- http://packetstormsecurity.com/files/152947/WeChat-7.0.4-Denial-Of-Service.htmlenisa_euvd
- https://awakened1712.github.io/hacking/hacking-wechat-dos/enisa_euvd
- https://www.exploit-db.com/exploits/46853enisa_euvd
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