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libspf2.Macro.Expansion.Integer.Underflow

description-logoDescription

This indicates an attack attempt to exploit an Integer Underflow Vulnerability in Libspf2.
The vulnerability is due to a lack of proper input validation when processing SPF macros. A remote unauthenticated attacker can exploit the vulnerability by sending an email from a domain configured with a crafted SPF record. Successfully exploiting this vulnerability could result in arbitrary code execution under the security context of the embedding application

affected-products-logoAffected Products

Libspf2 prior to commit d14abff4b544cfc53a8b5ef54cbc2353866b5081

Impact logoImpact

System Compromise: Remote attackers can gain control of vulnerable systems.

recomended-action-logoRecommended Actions

Apply the most recent upgrade or patch from the vendor.
https://github.com/shevek/libspf2/commit/d14abff4b544cfc53a8b5ef54cbc2353866b5081

Telemetry logoTelemetry

Coverage

IPS (Regular DB)
IPS (Extended DB)

Version Updates

Date Version Detail
2024-04-01 27.758 Default_action:pass:drop
2024-03-20 27.752
ID 54965
Created Mar 12, 2024
Updated Mar 20, 2024
Risk black-background-circle-icon black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon
CVE ID CVE-2023-42118
Default Action drop
Active
Affected OS Linux
Affected App Other