Vulnerability Details : CVE-2018-1054
An out-of-bounds memory read flaw was found in the way 389-ds-base handled certain LDAP search filters, affecting all versions including 1.4.x. A remote, unauthenticated attacker could potentially use this flaw to make ns-slapd crash via a specially crafted LDAP request, thus resulting in denial of service.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2018-1054
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:fedoraproject:389_directory_server:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1054
6.85%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1054
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-1054
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: secalert@redhat.com (Secondary)
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1054
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http://www.securityfocus.com/bid/103228
Red Hat '389-ds-base' CVE-2018-1054 Remote Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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https://bugzilla.redhat.com/show_bug.cgi?id=1537314
1537314 – (CVE-2018-1054) CVE-2018-1054 389-ds-base: remote Denial of Service (DoS) via search filters in SetUnicodeStringFromUTF_8 in collate.cIssue Tracking;Patch
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https://lists.debian.org/debian-lts-announce/2018/07/msg00018.html
[SECURITY] [DLA 1428-1] 389-ds-base security update
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https://access.redhat.com/errata/RHSA-2018:0515
RHSA-2018:0515 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2018:0414
RHSA-2018:0414 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://pagure.io/389-ds-base/issue/49545
Issue #49545: final substring extended filter search returns invalid result - 389-ds-base - Pagure.ioVendor Advisory
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