CVE-2023-49243 Missing authorization in EMUI

What is CVE-2023-49243?

CVE-2023-49243 is a high-severity missing authorization vulnerability in Huawei Emui, published on 6 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability of unauthorized access to email attachments in the email module. Successful exploitation of this vulnerability may affect service confidentiality.

Which versions are affected by CVE-2023-49243?

It affects 2 products.

Products include Huawei Emui, Huawei Harmonyos.

How do I fix CVE-2023-49243?

No fix has been published for CVE-2023-49243 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-49243 being exploited?

There is no known exploitation of CVE-2023-49243 in the wild and no public exploit code.

Other vulnerabilities in Huawei Emui

• CVE-2023-52370 Memory corruption in EMUI Critical 9.8
• CVE-2023-52378 Business logic in EMUI Critical 9.8
• CVE-2023-52381 Code injection in EMUI Critical 9.8
• CVE-2023-52103 Memory corruption in EMUI Critical 9.8
• CVE-2023-46773 Privilege escalation in EMUI Critical 9.8

All Huawei Emui vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-6rvx-hmg8-jvcq.