Libspf2 vulnerabilitiesRanked by how likely they are to be used.
Libspf2 is made by Libspf2 Project. We track 3 published vulnerabilities in it, across 15 versions. None of them is on the list of flaws known to be exploited today. If you run Libspf2, keep it on a version the vendor still supports.
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Which Libspf2 vulnerabilities are being exploited?
This is the list that matters most: flaws criminals are using now.
None of Libspf2's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.
Which Libspf2 flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- 51%CVE-2023-42118High
Exim libspf2 Integer Underflow Remote Code Execution Vulnerability.
- 9.6%CVE-2021-33912Critical
libspf2 before 1.2.11 has a four-byte heap-based buffer overflow that might allow remote attackers to execute arbitrary code (via an unauthenticated e-mail message from anywhere on the Internet) with a crafted SPF...
- 9.6%CVE-2021-33913Critical
libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code (via an unauthenticated e-mail message from anywhere on the Internet) with a crafted SPF DNS record,...
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1 new flaw affects software Acme tracks
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.
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- Libspf2 on Acme's software list
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We track 3 published vulnerabilities listed under the name Libspf2, across 15 versions.
None of Libspf2's vulnerabilities is on the list of flaws known to be exploited today.
Create a EdgeProtect account and track Libspf2. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.