CVE-2026-90698: falha de média gravidade em memcached
memcached mcmc Tokenizer proto_text.c try_read_command_asciiauth out-of-bounds
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33Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 6.9epss 0.9%
A security flaw has been discovered in memcached 1.6.41/1.6.42/1.6.43. This vulnerability affects the function try_read_command_asciiauth of the file proto_text.c of the component mcmc Tokenizer. The manipulation results in out-of-bounds read. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 1.6.44 is able to resolve this issue. The patch is identified as af05c9302bba508b736c3da1d5670f63fe8b7db4. You should upgrade the affected component.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Produtos afetados
n/a · memcachedPoCs públicas encontradas — 1
cve_referenceprotectiv.ph/research/memcached-asciiauth-empty-line-dosnão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
Referências
https://github.com/memcached/memcached/https://github.com/memcached/memcached/commit/af05c9302bba508b736c3da1d5670f63fe8b7db4https://github.com/memcached/memcached/releases/tag/1.6.44https://protectiv.ph/research/memcached-asciiauth-empty-line-doshttps://vuldb.com/cve/CVE-2026-90698https://vuldb.com/submit/916217https://vuldb.com/submit/916219https://vuldb.com/vuln/403231https://vuldb.com/vuln/403231/cti