CVE-2021-28411 Deserialization in n/a

Critical 9.8 Published 11 Aug 2023 Updated 9 Oct 2024

Remote attackers can escalate privileges via unsafe deserialization in the remember-me cookie handling of the RuoYi framework.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-28411?

CVE-2021-28411 is a critical unsafe deserialization vulnerability in Ruoyi Ruoyi, published on 11 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in getRememberedSerializedIdentity function in CookieRememberMeManager class in lerry903 RuoYi version 3.4.0, allows remote attackers to escalate privileges.

Weakness: CWE-269

Which versions are affected by CVE-2021-28411?

It affects 1 product.

Products include Ruoyi Ruoyi.

How do I fix CVE-2021-28411?

No fix has been published for CVE-2021-28411 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2021-28411 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-28411 exists.

All Ruoyi Ruoyi vulnerabilities

Sources

Also known as GHSA-gmjc-pqvw-6h79.