New CryptXXX Can Evade Detection, Outsmart Decryption Tools

Tweet Crooks behind the fast spreading CryptXXX ransomware updated the latest variant with better encryption technology and new methods to evade detection by researchers. This latest version of CryptXXX was spotted by researchers at SentinelOne that say the new updated sample has already earned...

Cisco Email Security Appliance .zip File Scanning Security Bypass Vulnerability

A vulnerability in the anti-spam filter of the Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass anti-spam filtering functionality on an affected system. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a reference...

Threat Outbreak Alert RuleID23608: Email Messages Distributing Malicious Software on June 24, 2016

Medium Alert ID: 46852 First Published: 2016 June 24 21:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23608 may contain the following files: Name | Siz...

Threat Outbreak Alert RuleID23600: Email Messages Distributing Malicious Software on June 24, 2016

Medium Alert ID: 46848 First Published: 2016 June 24 21:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23600 may contain the following files: Name | Siz...

Threat Outbreak Alert RuleID23598: Email Messages Distributing Malicious Software on June 24, 2016

Medium Alert ID: 46847 First Published: 2016 June 24 21:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23598 may contain the following files: Name | Siz...

Threat Outbreak Alert RuleID23584: Email Messages Distributing Malicious Software on June 24, 2016

Medium Alert ID: 46846 First Published: 2016 June 24 21:11 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23584 may contain the following files: Name | Siz...

Locky is Back Asking for Unpaid Debts

On June 21, 2016, FireEye’s Dynamic Threat Intelligence DTI identified an increase in JavaScript contained within spam emails. FireEye analysts determined the increase was the result of a new Locky ransomware spam campaign. As shown in Figure 1, Locky spam activity was uninterrupted until June 1,...

Threat Outbreak Alert RuleID23580: Email Messages Distributing Malicious Software on June 24, 2016

Medium Alert ID: 46842 First Published: 2016 June 24 14:16 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23580 may contain the following files: Name | Siz...

Threat Outbreak Alert RuleID23577: Email Messages Distributing Malicious Software on June 28, 2016

Medium Alert ID: 46841 First Published: 2016 June 24 14:16 GMT Last Updated: 2016 June 28 12:32 GMT Version: 2 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23577 and...

Threat Outbreak Alert RuleID23560: Email Messages Distributing Malicious Software on June 24, 2016

Medium Alert ID: 46837 First Published: 2016 June 24 14:15 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23560 may contain the following files: Name | Siz...

Locky is Back Asking for Unpaid Debts

On June 21, 2016, FireEye’s Dynamic Threat Intelligence DTI identified an increase in JavaScript contained within spam emails. FireEye analysts determined the increase was the result of a new Locky ransomware spam campaign. As shown in Figure 1, Locky spam activity was uninterrupted until June 1,...

Locky is Back Asking for Unpaid Debts

On June 21, 2016, FireEye’s Dynamic Threat Intelligence DTI identified an increase in JavaScript contained within spam emails. FireEye analysts determined the increase was the result of a new Locky ransomware spam campaign. As shown in Figure 1, Locky spam activity was uninterrupted until June 1,...

CVE-2016-1438

Cisco AsyncOS 9.7.0-125 on Email Security Appliance ESA devices allows remote attackers to bypass intended spam filtering via crafted executable content in a ZIP archive, aka Bug ID CSCuy39210...

CVE-2016-1438

Cisco AsyncOS 9.7.0-125 on Email Security Appliance ESA devices allows remote attackers to bypass intended spam filtering via crafted executable content in a ZIP archive, aka Bug ID CSCuy39210...

Design/Logic Flaw

Cisco AsyncOS 9.7.0-125 on Email Security Appliance ESA devices allows remote attackers to bypass intended spam filtering via crafted executable content in a ZIP archive, aka Bug ID CSCuy39210...

Cisco Email Security Appliance AsyncOS Security Bypass Vulnerability

Cisco AsyncOS on Email Security Appliance ESA is a set of operating systems running in the Email Security Appliance ESA from Cisco USA. A security bypass vulnerability exists in Cisco AsyncOS version 9.7.0-125 on Cisco ESA appliances. A remote attacker could exploit this vulnerability to bypass...

CVE-2016-1438

CVE-2016-1438 affects Cisco AsyncOS on Email Security Appliance (ESA) 9.7.0-125. It exploits improper handling of content in .zip files to bypass the anti-spam filtering, enabling remote attackers to bypass filtering via a crafted ZIP payload. Exploitation details in public sources align with a b...

CVE-2016-1438

Cisco AsyncOS 9.7.0-125 on Email Security Appliance ESA devices allows remote attackers to bypass intended spam filtering via crafted executable content in a ZIP archive, aka Bug ID CSCuy39210...

Threat Outbreak Alert RuleID23543: Email Messages Distributing Malicious Software on June 22, 2016

Medium Alert ID: 46792 First Published: 2016 June 22 14:41 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23543 may contain the following files: Name | Siz...

Threat Outbreak Alert RuleID23561: Email Messages Distributing Malicious Software on June 22, 2016

Medium Alert ID: 46791 First Published: 2016 June 22 14:41 GMT Version: 1 Summary Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat RuleID23561 may contain the following files: Name | Siz...