CVE-2020-28200
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-28200
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-28200.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-28200
- Downstream
- Related
- Published
- 2021-06-28T13:15:12Z
- Modified
- 2025-09-24T10:27:13.977798Z
- Severity
-
- 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
- Summary
- [none]
- Details
-
The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.
- References
-
- https://dovecot.org/security
- https://www.openwall.com/lists/oss-security/2021/06/28/3
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/
Affected packages
Git / github.com/dovecot/core
Affected ranges
- Type
- GIT
- Repo
- https://github.com/dovecot/core
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
Affected versions
1.*
1.1.alpha1
1.1.alpha2
1.1.alpha4
1.1.alpha5
1.1.alpha6
1.1.beta1
1.1.beta10
1.1.beta11
1.1.beta12
1.1.beta13
1.1.beta14
1.1.beta16
1.1.beta2
1.1.beta3
1.1.beta4
1.1.beta5
1.1.beta6
1.1.beta8
1.1.beta9
1.1.rc1
1.1.rc2
1.1.rc3
1.1.rc4
1.1.rc5
1.1.rc6
1.1.rc7
1.1.rc8
1.2.alpha1
1.2.alpha2
1.2.alpha3
1.2.alpha4
1.2.alpha5
1.2.beta1
1.2.beta2
1.2.beta3
1.2.beta4
1.2.rc1
2.*
2.0.0
2.0.1
2.0.10
2.0.11
2.0.12
2.0.13
2.0.14
2.0.15
2.0.2
2.0.3
2.0.4
2.0.5
2.0.6
2.0.7
2.0.8
2.0.9
2.0.alpha1
2.0.alpha2
2.0.alpha3
2.0.beta1
2.0.beta2
2.0.beta3
2.0.beta4
2.0.beta5
2.0.beta6
2.0.rc1
2.0.rc2
2.0.rc3
2.0.rc4
2.0.rc5
2.0.rc6
2.1.0
2.1.1
2.1.10
2.1.11
2.1.12
2.1.13
2.1.14
2.1.15
2.1.16
2.1.2
2.1.3
2.1.4
2.1.5
2.1.6
2.1.7
2.1.8
2.1.9
2.1.alpha1
2.1.alpha2
2.1.beta1
2.1.rc1
2.1.rc2
2.1.rc3
2.1.rc4
2.1.rc5
2.1.rc6
2.1.rc7
2.2.0
2.2.1
2.2.10
2.2.11
2.2.12
2.2.13
2.2.13.rc1
2.2.14
2.2.14.rc1
2.2.15
2.2.16
2.2.16.rc1
2.2.17
2.2.17.rc1
2.2.17.rc2
2.2.18
2.2.19
2.2.19.rc1
2.2.19.rc2
2.2.2
2.2.20
2.2.20.rc1
2.2.3
2.2.4
2.2.5
2.2.6
2.2.7
2.2.8
2.2.9
2.2.alpha1
2.2.beta1
2.2.beta2
2.2.rc1
2.2.rc2
2.2.rc3
2.2.rc4
2.2.rc5
2.2.rc6
2.2.rc7