CVE-2021-20314

A stack buffer overflow was found in libspf2 when processing certain SPF macros. This issue can lead to a denial of service and potentially code execution via malicious crafted SPF explanation messages. The highest threat from this vulnerability is to confidentiality, integrity, as well as system...

new packages: perl-Mail-SPF

An update is available for perl-Mail-SPF. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky...

no spoofing protection on email domain (No Valid SPF Records.)

What Is SPF/TXT Records? An SPF record is a type of Domain Name Service DNS record that identifies which mail servers are permitted to send email on behalf of your domain. The purpose of an SPF record is to prevent spammers from sending messages with forged From addresses at your domain. Checking...

Spoofing

Mimecast Email Security before 2020-01-10 allows any admin to spoof any domain, and pass DMARC alignment via SPF. This occurs through misuse of the address rewrite feature. The domain being spoofed must be a customer in the Mimecast grid from which the spoofing occurs...

CVE-2020-36519

CVE-2020-36519 (Mimecast Email Security) : The vulnerability, affecting Mimecast Email Security prior to 2020-01-10, allows any administrator to spoof any domain and bypass DMARC alignment via SPF by abusing the address rewrite feature. The spoofed domain must be a customer in the Mimecast grid f...

Mimecast Email Security 安全漏洞

Mimecast Email Security is Mimecast's appliance for email security. A security vulnerability exists in Mimecast Email Security that allows any administrator to spoof any domain and pass DMARC alignment via SPF. This occurs through abuse of the address rewriting feature. The spoofed domain must be...

Mageia: Security Advisory (MGASA-2021-0462)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

libspf2 buffer overflow vulnerability (CNVD-2022-19088)

libspf2 is a library that allows email systems such as Sendmail, Postfix, Exim, Zmailer, and MS Exchange to check SPF records and ensure that an email is authorized from its domain. This prevents email forgery commonly used by spammers, scammers and email viruses/worms. libspf2 suffers from a...

Debian DLA-2890-1 : libspf2 - LTS security update

The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2890 advisory. - 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 messag...

CVE-2021-33912

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 DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33913

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, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

CVE-2021-33912

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 DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33913

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, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

DEBIAN-CVE-2021-33912

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 DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

ALPINE-CVE-2021-33913

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, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

CVE-2021-33912

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 DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33913

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, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

UBUNTU-CVE-2021-33913

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, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

CVE-2021-33913

CVE-2021-33912 and CVE-2021-33913 affect libspf2 prior to 1.2.11. Multiple advisories (Ubuntu USN-6584-1/2, Debian DLA-2890-1, Gentoo GLSA-202401-22, Debian DLA-2890) describe heap-based buffer overflows in SPF_record_expand_data and related code, which could allow remote attackers to execute arb...

PT-2022-10300 · Libspf2 +3 · Libspf2 +3

Name of the Vulnerable Software and Affected Versions: libspf2 versions prior to 1.2.11 Description: The issue is 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...