high7.5
CVE-2020-12100
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…
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Dovecot | Dovecot | before 2.3.11.3 |
| Debian | Debian Linux | Versions 9.0, 10.0 |
| Fedoraproject | Fedora | Versions 31, 32, 33 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 18.04, 20.04 |
Weakness classification
References
- NVD record
- CVE.org record
- http://seclists.org/fulldisclosure/2021/Jan/18
- http://www.openwall.com/lists/oss-security/2020/08/12/1
- http://www.openwall.com/lists/oss-security/2021/01/04/3
- https://dovecot.org/security
- 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://seclists.org/fulldisclosure/2021/Jan/18
- http://www.openwall.com/lists/oss-security/2020/08/12/1
- http://www.openwall.com/lists/oss-security/2021/01/04/3
- https://dovecot.org/security
- 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