Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package cyrus-sasl2 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1204-CYRUSSASL2-543485
- published19 Dec 2019
- disclosed19 Dec 2019
Introduced: 19 Dec 2019
CVE-2019-19906 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:12.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream cyrus-sasl2 package and not the cyrus-sasl2 package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-19906
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19906
- https://seclists.org/bugtraq/2019/Dec/42
- https://support.apple.com/kb/HT211288
- https://support.apple.com/kb/HT211289
- https://www.debian.org/security/2019/dsa-4591
- https://lists.debian.org/debian-lts-announce/2019/12/msg00027.html
- https://security-tracker.debian.org/tracker/CVE-2019-19906
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MW6GZCLECGL2PBNHVNPJIX4RPVRVFR7R/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OB4GSVOJ6ESHQNT5GSV63OX5D4KPSTGT/
- http://seclists.org/fulldisclosure/2020/Jul/23
- http://seclists.org/fulldisclosure/2020/Jul/24
- https://github.com/cyrusimap/cyrus-sasl/issues/587
- https://www.openldap.org/its/index.cgi/Incoming?id=9123
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
- https://usn.ubuntu.com/4256-1/
- http://www.openwall.com/lists/oss-security/2022/02/23/4
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MW6GZCLECGL2PBNHVNPJIX4RPVRVFR7R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OB4GSVOJ6ESHQNT5GSV63OX5D4KPSTGT/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html