CVE-2016-4524: abb pcm600 Improper Access Control
CVSS: 6.5v3.0MediumModified
Published 10-06-2016Last modified 06-08-2024
Vulnerability summary
CVE-2016-4524 is a medium (CVSS 6.5) Improper Access Control vulnerability in abb pcm600. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 19.8% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
0.29%
0%100%
Low · -0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-06-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
ABB PCM600 before 2.7 improperly stores OPC Server IEC61850 passwords in unspecified temporary circumstances, which allows local users to obtain sensitive information via unknown vectors.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:NSourcesSingle source
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.29%
Chance of exploitation in the next 30 days
Percentile
20%
Versus all other CVEs
30-day change
-0.03 pp
From 0.32% on 21-09-2026
21-09-202621-10-2026
EPSS score0.29%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-284Improper Access ControlThe product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
- CWE-310Cryptographic IssuesWeaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not addressed.
Affected systems
Abb1 product
- pcm600≤ 2.6
1 vendor · 1 product
References
1 links- ics-cert.us-cert.gov/advisories/ICSA-16-152-02X Refsource MISCThird Party AdvisoryUS Government Resource