CVE-2019-11419 Null dereference in n/a
Attackers can crash the WeChat Android application by replacing an emoji file with a crafted file derived from the device IMEI.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-11419?
CVE-2019-11419 is a medium-severity vulnerability in n/a, published on 14 May 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-476
Which versions are affected by CVE-2019-11419?
It affects 1 product.
Products include Tencent Wechat.
How do I fix CVE-2019-11419?
No fix has been published for CVE-2019-11419 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-11419 being exploited?
There is no known exploitation of CVE-2019-11419 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as GHSA-phxr-r4xw-v9q5.