CVE-2019-19906
cyrus-sasl: denial of service in _sasl_add_string function
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
cyrus-sasl (también se conoce como Cyrus SASL) versión 2.1.27, presenta una escritura fuera de límites conllevando a una denegación de servicio remota no autenticada en OpenLDAP por medio de un paquete LDAP malformado. El bloqueo de OpenLDAP es causado en última instancia por un error por un paso en la función _sasl_add_string en el archivo common.c en cyrus-sasl.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-12-19 CVE Reserved
- 2019-12-19 CVE Published
- 2024-06-16 EPSS Updated
- 2024-08-05 CVE Updated
- 2024-08-05 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-193: Off-by-one Error
- CWE-400: Uncontrolled Resource Consumption
- CWE-787: Out-of-bounds Write
CAPEC
References (17)
| URL | Tag | Source |
|---|---|---|
| http://seclists.org/fulldisclosure/2020/Jul/23 | Mailing List |
|
| http://seclists.org/fulldisclosure/2020/Jul/24 | Mailing List |
|
| https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E | Mailing List | |
| https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E | Mailing List | |
| https://lists.debian.org/debian-lts-announce/2019/12/msg00027.html | Mailing List |
|
| https://seclists.org/bugtraq/2019/Dec/42 | Mailing List |
|
| https://support.apple.com/kb/HT211288 | Third Party Advisory |
|
| https://support.apple.com/kb/HT211289 | Third Party Advisory |
|
| URL | Date | SRC |
|---|---|---|
| https://www.openldap.org/its/index.cgi/Incoming?id=9123 | 2024-08-05 |
| URL | Date | SRC |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2022/02/23/4 | 2023-11-07 | |
| https://github.com/cyrusimap/cyrus-sasl/issues/587 | 2023-11-07 | |
| https://usn.ubuntu.com/4256-1 | 2023-11-07 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Apache Search vendor "Apache" | Bookkeeper Search vendor "Apache" for product "Bookkeeper" | 4.12.1 Search vendor "Apache" for product "Bookkeeper" and version "4.12.1" | - |
Affected
| in | Centos Search vendor "Centos" | Centos Search vendor "Centos" for product "Centos" | 7.0 Search vendor "Centos" for product "Centos" and version "7.0" | - |
Safe
|
| Cyrusimap Search vendor "Cyrusimap" | Cyrus-sasl Search vendor "Cyrusimap" for product "Cyrus-sasl" | < 2.1.28 Search vendor "Cyrusimap" for product "Cyrus-sasl" and version " < 2.1.28" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04" | - |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04" | esm |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | esm |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 19.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "19.10" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 31 Search vendor "Fedoraproject" for product "Fedora" and version "31" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 32 Search vendor "Fedoraproject" for product "Fedora" and version "32" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Jboss Enterprise Web Server Search vendor "Redhat" for product "Jboss Enterprise Web Server" | 2.0.0 Search vendor "Redhat" for product "Jboss Enterprise Web Server" and version "2.0.0" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 5.0 Search vendor "Redhat" for product "Enterprise Linux" and version "5.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 6.0 Search vendor "Redhat" for product "Enterprise Linux" and version "6.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 8.0 Search vendor "Redhat" for product "Enterprise Linux" and version "8.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus" | 8.4 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "8.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Ibm Z Systems Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" | 8.0 Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" and version "8.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Ibm Z Systems Eus Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems Eus" | 8.4 Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems Eus" and version "8.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Power Little Endian Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" | 8.0 Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" and version "8.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Power Little Endian Eus Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian Eus" | 8.4 Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian Eus" and version "8.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus" | 8.4 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "8.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions Search vendor "Redhat" for product "Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions" | 8.4 Search vendor "Redhat" for product "Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions" and version "8.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus" | 8.4 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "8.4" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Update Services For Sap Solutions Search vendor "Redhat" for product "Enterprise Linux Server Update Services For Sap Solutions" | 8.4 Search vendor "Redhat" for product "Enterprise Linux Server Update Services For Sap Solutions" and version "8.4" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Ipados Search vendor "Apple" for product "Ipados" | 13.6 Search vendor "Apple" for product "Ipados" and version "13.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Iphone Os Search vendor "Apple" for product "Iphone Os" | 13.6 Search vendor "Apple" for product "Iphone Os" and version "13.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | < 10.13.6 Search vendor "Apple" for product "Mac Os X" and version " < 10.13.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | >= 10.13.0 < 10.13.6 Search vendor "Apple" for product "Mac Os X" and version " >= 10.13.0 < 10.13.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | >= 10.15.0 < 10.15.6 Search vendor "Apple" for product "Mac Os X" and version " >= 10.15.0 < 10.15.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2018-002 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2018-003 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-001 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-002 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-003 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-004 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-005 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-006 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2019-007 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2020-001 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2020-002 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6" | security_update_2020-003 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2019-001 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2019-002 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2019-004 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2019-005 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2019-006 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2019-007 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2020-001 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2020-002 |
Affected
| ||||||
| Apple Search vendor "Apple" | Mac Os X Search vendor "Apple" for product "Mac Os X" | 10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6" | security_update_2020-003 |
Affected
| ||||||