Vulnerability-Lookup

OPENSUSE-SU-2019:1312-1

Vulnerability from csaf_opensuse - Published: 2019-05-02 14:24 - Updated: 2026-09-20 18:49

Summary

Security update for dovecot23

Severity

Important

Notes

Title of the patch: Security update for dovecot23

Description of the patch: This update for dovecot23 fixes the following issues: Security issue fixed: - CVE-2019-10691: Fixed a denial of service via reachable assertion when processing invalid UTF-8 characters (bsc#1132501). This update was imported from the SUSE:SLE-15:Update update project.

Patchnames: openSUSE-2019-1312

CVE-2019-10691

7.5 (High)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Recommended 9 products

Product	Version	Remediation
Unresolved product id: openSUSE Leap 15.0:dovecot23-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-backend-mysql-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-backend-pgsql-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-backend-sqlite-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-devel-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-fts-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-fts-lucene-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-fts-solr-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 15.0:dovecot23-fts-squat-0:2.3.3-lp150.11.1.x86_64	—	Vendor Fix

Threats

Impact important

References

8 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/o…	self
https://lists.opensuse.org/archives/list/security…	self
https://lists.opensuse.org/archives/list/security…	self
https://bugzilla.suse.com/1132501	self
https://www.suse.com/security/cve/CVE-2019-10691/	self
https://www.suse.com/security/cve/CVE-2019-10691	external
https://bugzilla.suse.com/1132501	external

JSON

To clipboard

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            "openSUSE Leap 15.0:dovecot23-fts-solr-0:2.3.3-lp150.11.1.x86_64",
            "openSUSE Leap 15.0:dovecot23-fts-squat-0:2.3.3-lp150.11.1.x86_64"
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2019-05-02T14:24:02Z",
          "details": "important"
        }
      ],
      "title": "CVE-2019-10691"
    }
  ]
}

CVE-2019-10691 (GCVE-0-2019-10691)

Vulnerability from cvelistv5 – Published: 2019-04-24 16:49 – Updated: 2024-08-04 22:32

Summary

The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

5 references

URL	Tags
http://www.openwall.com/lists/oss-security/2019/04/18/3	mailing-listx_refsource_MLIST
https://dovecot.org/list/dovecot-news/2019-April/…	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://security.gentoo.org/glsa/201908-29	vendor-advisoryx_refsource_GENTOO

Date Public

2019-04-18 00:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

OPENSUSE-SU-2019:1312-1

CVE-2019-10691 (GCVE-0-2019-10691)

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Nomenclature

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