{"id":"CVE-2022-31135","summary":"Maliciously crafted evidence packet may cause denial of service","details":"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.","aliases":["GHSA-vj86-vfmg-q68v"],"modified":"2026-08-12T13:32:52.376780Z","published":"2022-07-07T17:50:11Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-129"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31135.json"},"references":[{"type":"ADVISORY","url":"https://github.com/AttorneyOnline/akashi/security/advisories/GHSA-vj86-vfmg-q68v"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31135.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31135"},{"type":"FIX","url":"https://github.com/AttorneyOnline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/attorneyonline/akashi","events":[{"introduced":"0"},{"fixed":"30b769b282493b8a49ed6ac321158cc697d63792"},{"fixed":"5566cdfedddef1f219aee33477d9c9690bf2f78b"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.4"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:aceattorneyonline:akashi:*:*:*:*:*:*:*:*"}}],"versions":["1.3","banana-1.2","banana","apricot-r2hf1","apircot-r2","apricot-r1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-31135.json","vanir_signatures_modified":"2026-08-12T13:32:52Z","vanir_signatures":[{"target":{"function":"AOClient::pktEditEvidence","file":"core/src/packets.cpp"},"deprecated":false,"digest":{"function_hash":"231812901080100873780381918415180059258","length":388},"id":"CVE-2022-31135-145b9a6a","signature_type":"Function","signature_version":"v1","source":"https://github.com/attorneyonline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b"},{"signature_type":"Function","signature_version":"v1","source":"https://github.com/attorneyonline/akashi/commit/30b769b282493b8a49ed6ac321158cc697d63792","target":{"file":"akashi/main.cpp","function":"main"},"deprecated":false,"digest":{"function_hash":"295076535188173281190418903555524729956","length":1029},"id":"CVE-2022-31135-1bbc793d"},{"digest":{"line_hashes":["102839844799658597090051715153399211427","144254583697261399826913154656555680812","51509729987968071159005150830792737716","118326743271685496595389188824628458283","132223447831308340869071655830078571270","315542245364453816557130839870832990216","275495404127277087946791197460470843616","249792505178400113383351433494695039646"],"threshold":0.9},"id":"CVE-2022-31135-36cba24c","signature_type":"Line","signature_version":"v1","source":"https://github.com/attorneyonline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b","target":{"file":"core/src/packets.cpp"},"deprecated":false},{"deprecated":false,"digest":{"function_hash":"243447359895889683720732715852787692521","length":325},"id":"CVE-2022-31135-90c40562","signature_type":"Function","signature_version":"v1","source":"https://github.com/attorneyonline/akashi/commit/5566cdfedddef1f219aee33477d9c9690bf2f78b","target":{"function":"AOClient::pktRemoveEvidence","file":"core/src/packets.cpp"}},{"id":"CVE-2022-31135-dcfb84f2","signature_type":"Line","signature_version":"v1","source":"https://github.com/attorneyonline/akashi/commit/30b769b282493b8a49ed6ac321158cc697d63792","target":{"file":"akashi/main.cpp"},"deprecated":false,"digest":{"line_hashes":["88390923370593889521737468942085941644","276424739206198600642156068648874419757","1951351783190270214908866419223650532","337410073785668219835905358400024910719"],"threshold":0.9}}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}