CVE-2020-7586 vulnerability in Siemens Products
Published on June 10, 2020
A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3), SIMATIC PDM (All versions < V9.2), SIMATIC STEP 7 V5.X (All versions < V5.6 SP2 HF3), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 HF2). A buffer overflow vulnerability could allow a local attacker to cause a Denial-of-Service situation. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise the availability of the system as well as to have access to confidential information.
Weakness Type
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Products Associated with CVE-2020-7586
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2020-7586 are published in these products:
Affected Versions
Siemens SIMATIC PCS 7 V8.2 and earlier:- Version All versions is affected.
- Version All versions < V9.0 SP3 is affected.
- Version All versions < V9.2 is affected.
- Version All versions < V5.6 SP2 HF3 is affected.
- Version All versions < V5.4 HF2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.