Vulnerability · Published Feb 12, 2020 · Assigned by mitre
CVE-2020-7046
High 7.5
In plain English
A high-severity security flaw in the dovecot package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 51.3% (higher than 99% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)7.5High
Exploit odds (30 days)51.3%top 1.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | dovecot | 2.3.9.3-r0 | ALPINE-CVE-2020-7046 |
| Alpine:v3.21 | dovecot | 2.3.9.3-r0 | ALPINE-CVE-2020-7046 |
| Alpine:v3.22 | dovecot | 2.3.9.3-r0 | ALPINE-CVE-2020-7046 |
| Alpine:v3.23 | dovecot | 2.3.9.3-r0 | ALPINE-CVE-2020-7046 |
| Alpine:v3.24 | dovecot | 2.3.9.3-r0 | ALPINE-CVE-2020-7046 |
Affected products (as reported)
References
- https://dovecot.org/security x_refsource_MISC
- http://www.openwall.com/lists/oss-security/2020/02/12/1 x_refsource_CONFIRM
- https://dovecot.org/pipermail/dovecot-news/2020-February/000431.html x_refsource_CONFIRM
- FEDORA-2020-10a58fda28 vendor-advisory, x_refsource_FEDORA
- FEDORA-2020-0e6a67af5a vendor-advisory, x_refsource_FEDORA