dnsmasq 加密问题漏洞

Dnsmasq is a lightweight DNS forwarding and DHCP, TFTP server written in C. It can be used as a server to forward DNS, DHCP, and TFTP. Dnsmasq suffers from a security vulnerability that stems from the use of a weak hash algorithm CRC32 to validate DNS responses when compiled without dnnssec. No...

EulerOS 2.0 SP3 : python-ipaddress (EulerOS-SA-2021-1115)

According to the version of the python-ipaddress package installed, the EulerOS installation on the remote host is affected by the following vulnerability : - Lib/ipaddress.py in Python through 3.8.3 improperly computes hash values in the IPv4Interface and IPv6Interface classes, which might allow...

CVE-2020-25685

A flaw was found in dnsmasq before version 2.83. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSE...

Emulation of Kernel Mode Rootkits With Speakeasy

In August 2020, we released a blog post about how the Speakeasy emulation framework can be used to emulate user mode malware such as shellcode. If you haven’t had a chance, give the post a read today. In addition to user mode emulation, Speakeasy also supports emulation of kernel mode Windows...

CVE-2020-6780

Use of Password Hash With Insufficient Computational Effort in the database of Bosch FSM-2500 server and Bosch FSM-5000 server up to and including version 5.2 allows a remote attacker with admin privileges to dump the credentials of other users and possibly recover their plain-text passwords by...

CVE-2020-25685

A flaw was found in dnsmasq before version 2.83. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSE...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

dnsmasq: loose query name check in reply_query() makes forging replies easier for an off-path attacker

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

CVE-2020-25685

A flaw was found in dnsmasq. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSEC, SHA-1 when it is...

UBUNTU-CVE-2020-25685

A flaw was found in dnsmasq before version 2.83. When getting a reply from a forwarded query, dnsmasq checks in forward.c:replyquery, which is the forwarded query that matches the reply, by only using a weak hash of the query name. Due to the weak hash CRC32 when dnsmasq is compiled without DNSSE...

dnsmasq security update

2.76-16.1 - Accept responses only on correct sockets CVE-2020-25684 - Use strong verification on queries CVE-2020-25685 - Handle multiple identical DNS queries better CVE-2020-25686 - Link against nettle for sha256 hash implementation...

OSV-2018-279 Use-of-uninitialized-value in fz_drop_hash_table

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5609 Crash type: Use-of-uninitialized-value Crash state: fzdrophashtable fzfincachedcolorconverter fzpaintshade...

Description of the security update for SharePoint Foundation 2013: January 12, 2021

Description of the security update for SharePoint Foundation 2013: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see the...

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021 (KB4493167)

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KB4583462 - Description of the security update for SQL Server 2014 SP3 CU4: January 12, 2021

KB4583462 - Description of the security update for SQL Server 2014 SP3 CU4: January 12, 2021 Summary Data can be sent over a network to an affected Microsoft SQL Server instance that might cause code to run against the SQL Server process if a certain extended event is enabled. To learn more about...