CVE-2019-18180 : Improper Check for filenames with overly long extensions in PostMaster (sending

Improper Check for filenames with overly long extensions in PostMaster (sending in email) or uploading files (e.g. attaching files to mails) of ((OTRS)) Community Edition and OTRS allows an remote attacker to cause an endless loop. This issue affects: OTRS AG: ((OTRS)) Community Edition 5.0.x version 5.0.38 and prior versions; 6.0.x version 6.0.23 and prior versions. OTRS AG: OTRS 7.0.x version 7.0.12 and prior versions.

Published 2019-12-05 15:15:11

Updated 2023-08-31 03:15:10

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2019-18180

Otrs » Otrs » Community Edition
Versions from including (>=) 6.0.0 and before (<) 6.0.24
cpe:2.3:a:otrs:otrs:*:*:*:*:community:*:*:*
Matching versions
Otrs » Otrs
Versions from including (>=) 7.0.0 and before (<) 7.0.13
cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
Matching versions
Otrs » Otrs » Community Edition
Versions from including (>=) 5.0.0 and before (<) 5.0.39
cpe:2.3:a:otrs:otrs:*:*:*:*:community:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2019-18180

EPSS FAQ

1.36%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 86 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-18180

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	3.9	1.4	MITRE
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2019-18180

CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-18180

https://community.otrs.com/security-advisory-2019-15-security-update-for-otrs-framework/

Security Advisory 2019-15: Security Update for OTRS Framework - | community.otrs.com
Patch;Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00038.html

[security-announce] openSUSE-SU-2020:0551-1: moderate: Recommended updat
Broken Link

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00066.html

[security-announce] openSUSE-SU-2020:1475-1: moderate: Recommended updat
Broken Link

CVEs referencing this url
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html

[SECURITY] [DLA 3551-1] otrs2 security update

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00077.html

[security-announce] openSUSE-SU-2020:1509-1: moderate: Recommended updat
Broken Link

CVEs referencing this url

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Vulnerability Details : CVE-2019-18180

Products affected by CVE-2019-18180

Exploit prediction scoring system (EPSS) score for CVE-2019-18180

CVSS scores for CVE-2019-18180

CWE ids for CVE-2019-18180

References for CVE-2019-18180