What’s Vulnerable › Vulnerabilities

CVE-2022-31135: Maliciously crafted evidence packet may cause denial of service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-07-07 · updated 2026-06-17
• Weakness: CWE-129

Description

Akashi is an open source server implementation of the Attorney Online video game based on the Ace Attorney universe. Affected versions of Akashi are subject to a denial of service attack. An attacker can use a specially crafted evidence packet to make an illegal modification, causing a server crash. This can be used to mount a denial-of-service exploit. Users are advised to upgrade. There is no known workaround for this issue.

Affected products

• AttorneyOnline akashi: before 1.4 — fixed in 1.4

How to fix

Upgrade to a fixed version: AttorneyOnline akashi 1.4. Check the vendor advisory for mitigations.

References

• https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b
• https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v
• https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b
• https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v

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