cve/2020/CVE-2020-15667.md

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2024-05-25 21:48:12 +02:00
### [CVE-2020-15667](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15667)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2080%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Heap%20overflow%20when%20processing%20an%20update%20file&color=brighgreen)
### Description
When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
### POC
#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1653371
2024-06-09 00:33:16 +00:00
- https://bugzilla.mozilla.org/show_bug.cgi?id=1653371
2024-05-25 21:48:12 +02:00
#### Github
No PoCs found on GitHub currently.