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Mend.io Vulnerability Database

CVE-2019-19906

Date: December 19, 2019

cyrus-sasl (aka Cyrus SASL) 2.1.27 has an out-of-bounds write leading to unauthenticated remote denial-of-service in OpenLDAP via a malformed LDAP packet. The OpenLDAP crash is ultimately caused by an off-by-one error in _sasl_add_string in common.c in cyrus-sasl.

Language: C

Severity Score

7.5

Related Resources (21)

Url: https://access.redhat.com/security/cve/CVE-2019-19906

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-19906

Url: https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OB4GSVOJ6ESHQNT5GSV63OX5D4KPSTGT/

Url: https://support.apple.com/kb/HT211289

Url: https://support.apple.com/kb/HT211288

Url: https://www.debian.org/security/2019/dsa-4591

Url: https://lists.debian.org/debian-lts-announce/2019/12/msg00027.html

Url: https://usn.ubuntu.com/4256-1/

Url: https://www.openldap.org/its/index.cgi/Incoming?id=9123

Url: https://seclists.org/bugtraq/2019/Dec/42

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19906

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MW6GZCLECGL2PBNHVNPJIX4RPVRVFR7R/

Url: https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E

Url: https://github.com/cyrusimap/cyrus-sasl/issues/587

Url: https://security-tracker.debian.org/tracker/CVE-2019-19906

Url: http://www.openwall.com/lists/oss-security/2022/02/23/4

Url: https://security.alpinelinux.org/vuln/CVE-2019-19906

Url: http://seclists.org/fulldisclosure/2020/Jul/23

Url: http://seclists.org/fulldisclosure/2020/Jul/24

Url: https://www.mend.io/vulnerability-database/CVE-2019-19906

Severity Score

7.5

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Off-by-one Error

CWE-193

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2019-19906

Date: December 19, 2019

Language: C

Severity Score

Related Resources (21)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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