PT-2021-11513 · Siemens · Opcenter Execution Core

Rgod · Published 2021-01-12 · Updated 2021-01-20 · CVE-2020-28390

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions: Opcenter Execution Core versions 8.2 through 8.3

Description: The issue is related to an information leakage vulnerability in the handling of web client sessions. This could allow a local attacker with access to the Web Client Session Storage to disclose the passwords of currently logged-in users.

Recommendations: For Opcenter Execution Core versions 8.2 and 8.3, consider restricting access to the Web Client Session Storage to minimize the risk of exploitation. As a temporary workaround, limit the privileges of local attackers to prevent them from accessing sensitive session data. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Insufficiently Protected Credentials

Weakness Enumeration

CWE-522

Related Identifiers

CVE-2020-28390

Affected Products

Opcenter Execution Core

References · 4

• https://cert-portal.siemens.com/productcert/pdf/ssa-604937.pdf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-28390 · Security Note
• https://osv.dev/vulnerability/CVE-2020-28390 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-21-051 · Note