CVE-2023-42119

CVSS V2 None CVSS V3 None

Description

Exim dnsdb Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Exim. Authentication is not required to exploit this vulnerability. The specific flaw exists within the smtp service, which listens on TCP port 25 by default. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the service account. Was ZDI-CAN-17643.

Overview

CVE ID
CVE-2023-42119

Assigner
zdi

Vulnerability Status
PUBLISHED

Published Version
2024-05-03T02:13:26.751Z

Last Modified Date
2024-05-03T02:13:26.751Z

Weakness Enumerations

CWE	URL
CWE-125	http://cwe.mitre.org/data/definitions/125.html

References

Reference URL	Reference Tags
https://www.zerodayinitiative.com/advisories/ZDI-23-1473/	x_research-advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2023-42119
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42119

History

Created	Old Value	New Value	Data Type	Notes
2024-06-25 13:37:50				Added to TrackCVE