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CVE-2021-20277

Status Candidate

Overview

This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.

Related Files

Red Hat Security Advisory 2021-1072-01
Posted Apr 6, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-1072-01 - The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. Issues addressed include an out of bounds read vulnerability.

tags | advisory, remote, local
systems | linux, redhat
advisories | CVE-2021-20277
MD5 | 801f4e70a01df9126a3eae103d40299a
Ubuntu Security Notice USN-4888-2
Posted Mar 26, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4888-2 - USN-4888-1 fixed several vulnerabilities in ldb. This update provides the corresponding update for Ubuntu 14.04 ESM. Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue to cause the LDAP server to crash, resulting in a denial of service. Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain DN strings. A remote attacker could use this issue to cause the LDAP server to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary, vulnerability
systems | linux, ubuntu
advisories | CVE-2020-27840, CVE-2021-20277
MD5 | a7edc38f2801676f33f9cbf0c9e31080
Ubuntu Security Notice USN-4888-1
Posted Mar 25, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4888-1 - Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue to cause the LDAP server to crash, resulting in a denial of service. Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain DN strings. A remote attacker could use this issue to cause the LDAP server to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2020-27840, CVE-2021-20277
MD5 | 68476cbff2be3b86caf597a6c57630f2
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