CVE-2024-5535: OpenSSL 3.3.0 to before 3.3.2, 3.2.0 to before 3.2.3, 3.1.0 to before 3.1.7, 3.0.0 to before 3.0.15, 1.1.1 to before…

Affected technology

OpenSSL · 3.3.0 to before 3.3.2, 3.2.0 to before 3.2.3, 3.1.0 to before 3.1.7, 3.0.0 to before 3.0.15, 1.1.1 to before 1.1.1za, 1.0.2 to before 1.0.2zk
OpenSSL

RUGGEDCOM RST2428P · 0 to before V3.1
Siemens

SCALANCE XCM-/XRM-/XCH-/XRH-300 family · 0 to before V3.1
Siemens

SIDIS Prime · 0 to before V4.0.700
Siemens

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before V1.1.1
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens

Component: Not specified by the source
Function: SSL_select_next_proto, with, accepts, is

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 9.1/10) rates confidentiality and availability impact as high; integrity impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.