CVE-2021-1883

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted server messages may lead to heap corruption...

CVE-2021-39191

A open redirect flaw was found in modauthopenidc where it does not sanitize targetlinkuri paramater properly. This issue could be used by a remote attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially...

UBUNTU-CVE-2021-3733

There's a flaw in urllib's AbstractBasicAuthHandler class. An attacker who controls a malicious HTTP server that an HTTP client such as web browser connects to, could trigger a Regular Expression Denial of Service ReDOS during an authentication request with a specially crafted payload that is sen...

python: ftplib should not use the host from the PASV response

A flaw was found in Python, specifically in the FTP File Transfer Protocol client library in PASV passive mode. The issue is how the FTP client trusts the host from the PASV response by default. This flaw allows an attacker to set up a malicious FTP server that can trick FTP clients into connecti...

Open Redirection

libapache2-mod-auth-mellon is vulnerable to open redirection. The logout URLs properly and could be used by an attacker to perform phishing attacks by tricking users into visiting a trusted web application URL that redirects to a malicious server...

CVE-2021-3639

A flaw was found in modauthmellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threa...

DNSStager - Hide Your Payload In DNS

DNSStager is an open-source project based on Python used to hide and transfer your payload using DNS. DNSStager will create a malicious DNS server that handles DNS requests to your domain and return your payload as a response to specific record requests such as AAAA or TXT records after splitting...

ALPINE-CVE-2021-36367

PuTTY through 0.75 proceeds with establishing an SSH session even if it has never sent a substantive authentication response. This makes it easier for an attacker-controlled SSH server to present a later spoofed authentication prompt that the attacker can use to capture credential data, and use...

DEBIAN-CVE-2021-36367

PuTTY through 0.75 proceeds with establishing an SSH session even if it has never sent a substantive authentication response. This makes it easier for an attacker-controlled SSH server to present a later spoofed authentication prompt that the attacker can use to capture credential data, and use...

curl: Use-after-free in TLS session handling when using OpenSSL TLS backend

A use-after-free flaw was found in the way curl handled TLS session data. The curl versions using the OpenSSL library as their TLS backend could use freed memory after TLS session renegotiation was performed by the OpenSSL library. A malicious TLS server could use this flaw to crash or, possibly,...

CVE-2021-27621

Information Disclosure vulnerability in UserAdmin application in SAP NetWeaver Application Server for Java, versions - 7.11,7.20,7.30,7.31,7.40 and 7.50 allows attackers to access restricted information by entering malicious server name...

Information disclosure

Information Disclosure vulnerability in UserAdmin application in SAP NetWeaver Application Server for Java, versions - 7.11,7.20,7.30,7.31,7.40 and 7.50 allows attackers to access restricted information by entering malicious server name...

SAP Netweaver 信息泄露漏洞

SAP Netweaver is the German SAP SAP company's set of service-oriented integrated application platform. The platform provides a development and runtime environment for SAP applications. An information disclosure vulnerability exists in SAP NetWeaver AS JAVA, which can be exploited by an attacker t...

EulerOS 2.0 SP9 : curl (EulerOS-SA-2021-1921)

According to the version of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A malicious server can use the FTP PASV response to trick curl 7.73.0 and earlier into connecting back to a given IP address and port, and this way...

Haxx curl 资源管理错误漏洞

HAXX Haxx curl is a set of file transfer tools from the Swedish company Haxx HAXX that work at the command line using URL syntax. The tool supports file uploads and downloads and includes a libcurl client-side URL transfer library for program development. A resource management error vulnerability...

vFairs 代码问题漏洞

vFairs is a virtual event platform by vFairs Singapore. It can host exciting online conferences, trade shows, job fairs and more. A security vulnerability exists in vFairs 3.3, which stems from the fact that any user logged into a vFairs virtual meeting or event can abuse the functionality by...

Crash due to malformed relay protocol message

Impact 1. syncthing can be caused to crash and exit if sent a malformed relay protocol message message with a negative length field. 2. The relay server strelaysrv can be caused to crash and exit if sent a malformed relay protocol message with a negative length field. At no point is sensitive dat...

curl: FTP PASV command response can cause curl to connect to arbitrary host

A malicious server can use the PASV response to trick curl into connecting back to a given IP address and port, and this way potentially make curl extract information about services that are otherwise private and not disclosed, for example doing port scanning and service banner extractions. If cu...

evolution-data-server: NULL pointer dereference related to imapx_free_capability and imapx_connect_to_server

A NULL pointer dereference flaw was found in the GNOME evolution-data-server when a mail client parses invalid messages from a malicious server. This flaw allows an attacker who controls a mail server the ability to crash the mail clients. The highest threat from this vulnerability is to system...

OPENSUSE-SU-2021:0577-1 Security update for nextcloud-desktop

This update for nextcloud-desktop fixes the following issues: nextcloud-desktop was updated to 3.1.3: - desktop2884 stable-3.1 Add support for Hirsute - desktop2920 stable-3.1 Validate sensitive URLs to onle allow https schemes. - desktop2926 stable-3.1 Validate the providers ssl certificate -...