CVE-2023-29552: Abusing the SLP Protocol to Launch Massive DDoS Amplification Attacks

On April 25, 2023, researchers at Bitsight and Curesec jointly discovered a high-severity vulnerability — tracked as CVE-2023-29552 — in the Service Location Protocol SLP, a legacy Internet protocol. What is SLP protocol? Service Location Protocol SLP is a network protocol designed to simplify th...

Outdated Internet Protocol Vulnerable to Massive DoS

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary Critical SLP vulnerability affects 54k devices, including VMware, posing a risk of massive DoS attacks costing businesses up to $120k. To receive real-time threat advisories, please follow HiveFor...

CVE-2023-29552

.The Service Location Protocol SLP is vulnerable to an attack through UDP The OpenSLP provides a dynamic configuration mechanism for applications in local area networks, such as printers and file servers. However, SLP is vulnerable to a reflective denial of service amplification attack through UD...

New SLP Vulnerability Could Let Attackers Launch 2200x Powerful DDoS Attacks

Details have emerged about a high-severity security vulnerability impacting Service Location Protocol SLP that could be weaponized to launch volumetric denial-of-service attacks against targets. "Attackers exploiting this vulnerability could leverage vulnerable instances to launch massive...

New SLP Vulnerability Could Let Attackers Launch 2200x Powerful DDoS Attacks

Details have emerged about a high-severity security vulnerability impacting Service Location Protocol SLP that could be weaponized to launch volumetric denial-of-service attacks against targets. "Attackers exploiting this vulnerability could leverage vulnerable instances to launch massive...

CVE-2023-29552

CVE-2023-29552 describes a DoS vulnerability in the Service Location Protocol (SLP) where an unauthenticated remote attacker can register arbitrary services, causing SLP server to respond with spoofed traffic and enabling large amplification (reported up to ~2,200x). Documented impacts include po...

CVE-2022-24673

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw 10.02 printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the SLP protocol. The issue results from...

Stack overflow

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw 10.02 printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the SLP protocol. The issue results from...

CVE-2022-24673

Canon imageCLASS MF644Cdw 10.02 printers are affected by CVE-2022-24673 due to a stack-based buffer overflow in the SLP protocol implementation, allowing remote, unauthenticated code execution as root. The issue stems from inadequate validation of user-supplied data length before copying into a f...

CVE-2022-24673

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw 10.02 printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the SLP protocol. The issue results from...

CVE-2022-24673

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Canon imageCLASS MF644Cdw 10.02 printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the SLP protocol. The issue results from...

SUSE CVE-2009-2694

The msnslplinkprocessmsg function in libpurple/protocols/msn/slplink.c in libpurple, as used in Pidgin formerly Gaim before 2.5.9 and Adium 1.3.5 and earlier, allows remote attackers to execute arbitrary code or cause a denial of service memory corruption and application crash by sending multiple...

SUSE CVE-2010-0277

slp.c in the MSN protocol plugin in libpurple in Pidgin before 2.6.6, including 2.6.4, and Adium 1.3.8 allows remote attackers to cause a denial of service memory corruption and application crash or possibly have unspecified other impact via a malformed MSNSLP INVITE request in an SLP message, a...

SUSE CVE-2010-1624

The msnemoticonmsg function in slp.c in the MSN protocol plugin in libpurple in Pidgin before 2.7.0 allows remote authenticated users to cause a denial of service NULL pointer dereference and application crash via a custom emoticon in a malformed SLP message...

SUSE CVE-2010-3609

The extension parser in slpv2message.c in OpenSLP 1.2.1, and other versions before SVN revision 1647, as used in Service Location Protocol daemon SLPD in VMware ESX 4.0 and 4.1 and ESXi 4.0 and 4.1, allows remote attackers to cause a denial of service infinite loop via a packet with a "next...

SUSE CVE-2016-7567

Buffer overflow in the SLPFoldWhiteSpace function in common/slpcompare.c in OpenSLP 2.0 allows remote attackers to have unspecified impact via a crafted string...

SUSE CVE-2017-17833

OpenSLP releases in the 1.0.2 and 1.1.0 code streams have a heap-related memory corruption issue which may manifest itself as a denial-of-service or a remote code-execution vulnerability...

New ESXiArgs encryption routine outmaneuvers recovery methods

In what seems to be a typical arms race where one side responds to counter the progress the other side has made, the ransomware group behind the massive attack on ESXi Virtual Machines VMs has come up with a new variant that can no longer be decrypted with the recovery script released by the...

New Wave of Ransomware Attacks Exploiting VMware Bug to Target ESXi Servers

VMware ESXi hypervisors are the target of a new wave of attacks designed to deploy ransomware on compromised systems. "These attack campaigns appear to exploit CVE-2021-21974, for which a patch has been available since February 23, 2021," the Computer Emergency Response Team CERT of France said i...

VulnCheck KEV: CVE-2021-21974

OpenSLP as used in ESXi 7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue...