CVE-2020-12674

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Source
https://cve.org/CVERecord?id=CVE-2020-12674
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12674.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-12674
Downstream
Related
Published
2020-08-12T16:15:11.900Z
Modified
2026-05-18T05:52:20.561768613Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Dovecot before 2.3.11.3, sending a specially formatted RPA request will crash the auth service because a length of zero is mishandled.

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "14.04"
                },
                {
                    "last_affected": "16.04"
                },
                {
                    "last_affected": "18.04"
                },
                {
                    "last_affected": "20.04"
                }
            ],
            "cpes": [
                "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "9.0"
                },
                {
                    "last_affected": "10.0"
                }
            ],
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "31"
                },
                {
                    "last_affected": "32"
                },
                {
                    "last_affected": "33"
                }
            ],
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "source": "CPE_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/dovecot/core

Affected ranges

Type
GIT
Repo
https://github.com/dovecot/core
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
502c39af9375c2739ce01f93afd0d01c836613fd
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.3.11.3"
        }
    ],
    "cpe": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
    "source": "CPE_FIELD"
}

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
1.2.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
2.0.2
2.0.3
2.0.4
2.0.5
2.0.6
2.0.7
2.0.8
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.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
2.2.0
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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12674.json"