Vulnerability Name:

CVE-2020-1778 (CCN-192324)

Assigned:2019-11-29
Published:2020-11-23
Updated:2020-12-03
Summary:When OTRS uses multiple backends for user authentication (with LDAP), agents are able to login even if the account is set to invalid. This issue affects OTRS; 8.0.9 and prior versions.
CVSS v3 Severity:4.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
3.8 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
4.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N)
3.6 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.1 Medium (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-287
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2020-1778

Source: XF
Type: UNKNOWN
otrs-cve20201778-info-disc(192324)

Source: CCN
Type: OTRS Security Advisory 2020-16
OTRS Information disclosure

Source: CONFIRM
Type: Release Notes, Vendor Advisory
https://otrs.com/release-notes/otrs-security-advisory-2020-16/

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-1778

Vulnerable Configuration:Configuration 1:
  • cpe:/a:otrs:otrs:*:*:*:*:*:*:*:* (Version <= 8.0.9)

    • Configuration CCN 1:
  • cpe:/a:otrs:otrs:8.0.9:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    otrs otrs *
    otrs otrs 8.0.9