zero-Day

Pierluigi Paganini November 03, 2023
ZDI discloses four zero-day flaws in Microsoft Exchange

Researchers disclosed four zero-day flaws in Microsoft Exchange that can be remotely exploited to execute arbitrary code or disclose sensitive information on vulnerable installs. Trend Micro’s Zero Day Initiative (ZDI) disclosed four zero-day vulnerabilities in Microsoft Exchange that can be remotely exploited by an authenticated attacker to execute arbitrary code or disclose sensitive information on […]

Pierluigi Paganini October 26, 2023
Winter Vivern APT exploited zero-day in Roundcube webmail software in recent attacks

Russia-linked threat actor Winter Vivern has been observed exploiting a zero-day flaw in Roundcube webmail software. Russian APT group Winter Vivern (aka TA473) has been observed exploiting a zero-day flaw in Roundcube webmail software on October 11, 2023. ESET researchers pointed out that is a different vulnerability than CVE-2020-35730, that the group exploited in other attacks. The Winter […]

Pierluigi Paganini October 16, 2023
Cisco warns of active exploitation of IOS XE zero-day

Cisco warned customers of a critical zero-day vulnerability in its IOS XE Software that is actively exploited in attacks. Cisco warned customers of a zero-day vulnerability, tracked as CVE-2023-20198 (CVSS score 10), in its IOS XE Software that is actively exploited in attacks. The IT giant found the vulnerability during the resolution of multiple Technical Assistance […]

Pierluigi Paganini October 16, 2023
Signal denies claims of an alleged zero-day flaw in its platform

Encrypted messaging app Signal denied claims of an alleged zero-day flaw in its platform after a responsible investigation. The popular encrypted messaging app Signal denied claims of an alleged zero-day vulnerability in its platform. The company launched an investigation into the claims after they have seen the vague viral reports alleging a zero-day vulnerability. “PSA: […]

Pierluigi Paganini October 12, 2023
Apple releases iOS 16 update to fix CVE-2023-42824 on older devices

Apple released versions iOS 16.7.1 and iPadOS 16.7.1 to address the CVE-2023-42824 vulnerability that has been actively exploited in attacks. Apple has released iOS 16.7.1 and iPadOS 16.7.1 to address the recently disclosed zero-day CVE-2023-42824. The vulnerability is a privilege escalation issue that resides in the Kernel, it was addressed with improved checks. Last week, […]

Pierluigi Paganini October 11, 2023
Microsoft Patch Tuesday updates for October 2023 fixed three actively exploited zero-day flaws

Microsoft Patch Tuesday security updates for October 2023 fixed three actively exploited zero-day vulnerabilities. Microsoft Patch Tuesday security updates for October 2023 addressed a total of 103 vulnerabilities in Microsoft Windows and Windows Components; Exchange Server; Office and Office Components; ASP.NET Core and Visual Studio; Azure; Microsoft Dynamics; and Skype for Business. Three of the […]

Pierluigi Paganini October 05, 2023
A WhatsApp zero-day exploit can cost several million dollars

TechCrunch reported that a working zero-day exploit for the popular WhatsApp can be paid millions of dollars. The research of zero-day exploits for popular applications such as WhatsApp is even more complex due to the security mechanisms implemented by the developers of the mobile OSs and the app. TechCrunch reported that a zero-day exploits for […]

Pierluigi Paganini October 04, 2023
Apple fixed the 17th zero-day flaw exploited in attacks

Apple released emergency security updates to address a new actively exploited zero-day vulnerability impacting iPhone and iPad devices. Apple released emergency security updates to address a new zero-day vulnerability, tracked as CVE-2023-42824, that is exploited in attacks targeting iPhone and iPad devices. The vulnerability is a privilege escalation issue that resides in the Kernel, it was addressed […]

Pierluigi Paganini October 04, 2023
Chipmaker Qualcomm warns of three actively exploited zero-days

Chipmaker Qualcomm addressed 17 vulnerabilities in various components and warns of three other actively exploited zero-day flaws. Chipmaker Qualcomm released security updates to address 17 vulnerabilities in several components. Three out of 17 flaws are rated Critical, 13 are rated High, and one is rated Medium in severity. The company is also warning that three […]

Pierluigi Paganini September 29, 2023
A still unpatched zero-day RCE impacts more than 3.5M Exim servers

Experts warn of a critical zero-day vulnerability, tracked as CVE-2023-42115, in all versions of Exim mail transfer agent (MTA) software. A critical zero-day vulnerability, tracked as CVE-2023-42115 (CVSS score 9.8), affects all versions of Exim mail transfer agent (MTA) software. A remote, unauthenticated attacker, can exploit the vulnerability to gain remote code execution (RCE) on Internet-exposed […]