systemd: reexec state injection: fgets() on overlong lines leads to line splitting
41Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 7epss 2.3%
da publicação à arma3 dias
Publicada no NVD26 de out.
1ª PoC+3d
probabilidade de exploração
2.3%top 19% das CVEs
exploração observada
nãonenhuma fonte reporta
3 exploit(s) público(s)
A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and including 239.
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
systemd · systemdPoCs públicas encontradas — 3✓ VexDay Proof
exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/45714githubgithub.com/hpcprofessional/remediate_cesa_2019_2091★ 0cve_referencewww.exploit-db.com/exploits/45714/não verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
Referências
https://access.redhat.com/errata/RHSA-2019:2091https://access.redhat.com/errata/RHSA-2019:3222https://access.redhat.com/errata/RHSA-2020:0593https://github.com/systemd/systemd/pull/10519https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3Ehttps://lists.debian.org/debian-lts-announce/2018/11/msg00017.htmlhttps://security.gentoo.org/glsa/201810-10https://usn.ubuntu.com/3816-1/https://www.exploit-db.com/exploits/45714/https://www.oracle.com//security-alerts/cpujul2021.htmlhttp://www.securityfocus.com/bid/105747