CVE-2018-1140
CVE-2018-1140 Vulnerability Analysis & Exploit Intelligence
A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable
Published Updated Sources: cvelistV5, redhat
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
11%
chance of exploitation in 30 days
CVSS base
6.5
MEDIUM
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 6.5 | CVSS 3.0 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-20
Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.
- T1562.003Impair Defenses: Impair Command History Logging
- T1574.006Hijack Execution Flow: Dynamic Linker Hijacking
- T1574.007Hijack Execution Flow: Path Interception by PATH Environment Variable
References
6 on the record
- bugzilla.samba.org/show_bug.cgi?id=13374
x_refsource_CONFIRM
- www.samba.org/samba/security/CVE-2018-1140.html
x_refsource_CONFIRM
- security.netapp.com/advisory/ntap-20180814-0001/
x_refsource_CONFIRM
- www.securityfocus.com/bid/105082
vdb-entry, x_refsource_BID
- bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1140
x_refsource_CONFIRM
- security.gentoo.org/glsa/202003-52
vendor-advisory, x_refsource_GENTOO
Elsewhere on this site
- the samba teamevery CVE for this vendor
- CWE-20other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.