The evolution of a Mac trojan: UpdateAgent’s progression

Our discovery and analysis of a sophisticated Mac trojan in October exposed a year-long evolution of a malware family—and depicts the rising complexity of threats across platforms. The trojan, tracked as UpdateAgent, started as a relatively basic information-stealer but was observed distributing...

Mageia: Security Advisory (MGASA-2020-0351)

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...

Mageia: Security Advisory (MGASA-2021-0534)

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...

Mageia: Security Advisory (MGASA-2013-0245)

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...

Friday Squid Blogging: The Evolution of Squid Eyes

New research: The researchers from the FAS Center for Systems Biology discovered a network of genes important in squid eye development that are known to also play a crucial role in limb development across animals, including vertebrates and insects. The scientists say these genes have been...

A Log4j Retrospective Part 3: Evolution — Payloads and Attack Diversification

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Log4Shell Is Spawning Even Nastier Mutations

The internet has a fast-spreading, malignant cancer – otherwise known as the Apache Log4j logging library exploit – that’s been rapidly mutating and attracting swarms of attackers since it was publicly disclosed last week. Most of the attacks focus on cryptocurrency mining done on victims’ dimes,...

The Evolution of IoT Linux Malware Based on MITRE ATT&CK TTPs

In our study, we relied on the tactics, techniques, and procedures of MITRE ATT&CK to define the malware capabilities and characteristics of IoT Linux malware. We describe our findings and how IoT malware has been evolving...

CVE-2021-43527

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications using N...

CVE-2021-43527

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications using N...

Heap overflow

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications using N...

CVE-2021-43527

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications using N...

Ubuntu 16.04 ESM : NSS regression (USN-5168-4)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5168-4 advisory. USN-5168-3 fixed a vulnerability in NSS. Unfortunately that update introduced a regression that could break SSL connections. This update fixes the problem. We...

CVE-2021-43527

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications using N...

CVE-2021-43527

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS \7, or PKCS \12 are likely to be impacted. Applications using N...

SUSE SLED15: libfreebl3 / libfreebl3-32bit / libfreebl3-hmac / etc (SUSE-SU-2021:3934-1)

The remote SUSE Linux SLED15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:3934-1 advisory. Update to version 3.68.1: - CVE-2021-43527: Fixed a Heap overflow in NSS when verifying DER-encoded DSA or RSA-PSS signatures...

SUSE SLED12: libfreebl3 / libfreebl3-32bit / libfreebl3-hmac / etc (SUSE-SU-2021:3939-1)

The remote SUSE Linux SLED12 / SLES12 / SLESSAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:3939-1 advisory. Update to version 3.68.1: - CVE-2021-43527: Fixed a Heap overflow in NSS when verifying DER-encoded DSA or RSA-PSS signatures...

Slackware Linux 14.0 / 14.1 / 14.2 / current mozilla-nss Vulnerability (SSA:2021-337-01)

The version of mozilla-nss installed on the remote host is prior to 3.23 / 3.40.1 / 3.73. It is, therefore, affected by a vulnerability as referenced in the SSA:2021-337-01 advisory. - NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handli...

Updated nss packages fix security vulnerability

NSS Network Security Services versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME, PKCS 7, or PKCS 12 are likely to be impacted. Applications using NSS...

Ubuntu 18.04 LTS / 20.04 LTS : NSS vulnerability (USN-5168-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5168-1 advisory. Tavis Ormandy discovered that NSS incorrectly handled verifying DSA/RSA-PSS signatures. A remote attacker could use this issue to cause NSS to crash,...