HIGH
dovecot: Attacker can cause submission-login and lmtp processes to be exhausted leading to DoS
Published Feb 12, 2020
7.5
HIGHCVSS 3.1
EPSS 51.26%
Description
lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop.
Affected products
No data.
Configuration 2
OR
- 30
- 31
No data.
Red Hat Enterprise Linux 5
dovecot
Not affected
Red Hat Enterprise Linux 6
dovecot
Not affected
Red Hat Enterprise Linux 7
dovecot
Not affected
Red Hat Enterprise Linux 8
dovecot
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | dovecot | Not affected | n/a |
| Red Hat Enterprise Linux 6 | dovecot | Not affected | n/a |
| Red Hat Enterprise Linux 7 | dovecot | Not affected | n/a |
| Red Hat Enterprise Linux 8 | dovecot | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (2)
References (10)
- http://www.openwall.com/lists/oss-security/2020/02/12/1 x_refsource_CONFIRMMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2020-7046 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1800491 Issue Tracking
- https://dovecot.org/pipermail/dovecot-news/2020-February/000431.html x_refsource_CONFIRMMailing ListVendor Advisory
- https://dovecot.org/security x_refsource_MISCVendor Advisory
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-28180 Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XYT55WH372BJOXCJRKBDIFGBMPVOIDT/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJXHOUT3FH2DJNMACSX4GHPP4MUV4UKA/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2020-7046
- https://www.cve.org/CVERecord?id=CVE-2020-7046
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2020/02/12/1 | x_refsource_CONFIRMMailing ListThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2020-7046 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1800491 | Issue Tracking | |
| https://dovecot.org/pipermail/dovecot-news/2020-February/000431.html | x_refsource_CONFIRMMailing ListVendor Advisory | |
| https://dovecot.org/security | x_refsource_MISCVendor Advisory | |
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-28180 | Advisory | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XYT55WH372BJOXCJRKBDIFGBMPVOIDT/ | vendor-advisoryx_refsource_FEDORA | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJXHOUT3FH2DJNMACSX4GHPP4MUV4UKA/ | vendor-advisoryx_refsource_FEDORA | |
| https://nvd.nist.gov/vuln/detail/CVE-2020-7046 | ||
| https://www.cve.org/CVERecord?id=CVE-2020-7046 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 12, 2020
Updated Aug 4, 2024
Reserved Jan 14, 2020
Link CVE-2020-7046
CISA Vulnrichment
Updated n/a
ENISA EUVD
EUVD-2020-28180 Assigner mitre
Published Feb 12, 2020
Updated Aug 4, 2024
Exploited since n/a
Link EUVD-2020-28180