CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
82.7%
Debian Security Advisory DSA-4884-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
April 02, 2021 https://www.debian.org/security/faq
Package : ldb
CVE ID : CVE-2020-10730 CVE-2020-27840 CVE-2021-20277
Debian Bug : 985935 985936
Multiple vulnerabilities have been discovered in ldb, a LDAP-like
embedded database built on top of TDB.
CVE-2020-10730
Andrew Bartlett discovered a NULL pointer dereference and
use-after-free flaw when handling 'ASQ' and 'VLV' LDAP controls and
combinations with the LDAP paged_results feature.
CVE-2020-27840
Douglas Bagnall discovered a heap corruption flaw via crafted
DN strings.
CVE-2021-20277
Douglas Bagnall discovered an out-of-bounds read vulnerability in
handling LDAP attributes that contains multiple consecutive
leading spaces.
For the stable distribution (buster), these problems have been fixed in
version 2:1.5.1+really1.4.6-3+deb10u1.
We recommend that you upgrade your ldb packages.
For the detailed security status of ldb please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/ldb
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 9 | armel | libpam-winbind | < 2:4.5.16+dfsg-1+deb9u3 | libpam-winbind_2:4.5.16+dfsg-1+deb9u3_armel.deb |
Debian | 9 | armhf | winbind | < 2:4.5.16+dfsg-1+deb9u3 | winbind_2:4.5.16+dfsg-1+deb9u3_armhf.deb |
Debian | 9 | arm64 | registry-tools | < 2:4.5.16+dfsg-1+deb9u3 | registry-tools_2:4.5.16+dfsg-1+deb9u3_arm64.deb |
Debian | 9 | armhf | libparse-pidl-perl | < 2:4.5.16+dfsg-1+deb9u3 | libparse-pidl-perl_2:4.5.16+dfsg-1+deb9u3_armhf.deb |
Debian | 9 | armel | python-ldb | < 2:1.1.27-1+deb9u2 | python-ldb_2:1.1.27-1+deb9u2_armel.deb |
Debian | 9 | armhf | smbclient | < 2:4.5.16+dfsg-1+deb9u3 | smbclient_2:4.5.16+dfsg-1+deb9u3_armhf.deb |
Debian | 10 | amd64 | libldb1-dbgsym | < 2:1.5.1+really1.4.6-3+deb10u1 | libldb1-dbgsym_2:1.5.1+really1.4.6-3+deb10u1_amd64.deb |
Debian | 9 | arm64 | winbind | < 2:4.5.16+dfsg-1+deb9u3 | winbind_2:4.5.16+dfsg-1+deb9u3_arm64.deb |
Debian | 9 | i386 | smbclient | < 2:4.5.16+dfsg-1+deb9u3 | smbclient_2:4.5.16+dfsg-1+deb9u3_i386.deb |
Debian | 9 | arm64 | libparse-pidl-perl | < 2:4.5.16+dfsg-1+deb9u3 | libparse-pidl-perl_2:4.5.16+dfsg-1+deb9u3_arm64.deb |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
82.7%