CVE-2023-42118
CVSS V2 None
CVSS V3 None
Description
Exim libspf2 Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Exim libspf2. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the parsing of SPF macros. When parsing SPF macros, the process does not properly validate user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-17578.
Overview
- CVE ID
- CVE-2023-42118
- Assigner
- zdi
- Vulnerability Status
- PUBLISHED
- Published Version
- 2024-05-03T02:13:26.055Z
- Last Modified Date
- 2024-05-03T02:13:26.055Z
Weakness Enumerations
References
| Reference URL | Reference Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-23-1472/ | x_research-advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2023-42118 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42118 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2024-06-25 13:58:59 | Added to TrackCVE |