CVE-2020-12100

EPSS 5.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 5.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

12 Aug 2020Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service (resource consumption) via a crafted e-mail message with deeply nested MIME parts.

Affected products

n/a · n/a

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References

https://dovecot.org/security http://seclists.org/fulldisclosure/2021/Jan/18 https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/https://security.gentoo.org/glsa/202009-02 https://usn.ubuntu.com/4456-1/https://usn.ubuntu.com/4456-2/https://www.debian.org/security/2020/dsa-4745 http://www.openwall.com/lists/oss-security/2020/08/12/1 http://www.openwall.com/lists/oss-security/2021/01/04/3