CVE-2022-22517: codesys codesys control for beaglebone sl Small Space of Random Values
CVSS: 7.5v3.1HighModified
Published 07-04-2022Last modified 16-09-2024
Vulnerability summary
CVE-2022-22517 is a high (CVSS 7.5) Small Space of Random Values vulnerability in codesys codesys control for beaglebone sl. EPSS estimates a 1.32% chance of exploitation in the next 30 days, higher than 70.4% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
1.32%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 07-04-2022PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
An unauthenticated, remote attacker can disrupt existing communication channels between CODESYS products by guessing a valid channel ID and injecting packets. This results in the communication channel to be closed.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.32%
Chance of exploitation in the next 30 days
Percentile
70%
Versus all other CVEs
30-day change
0.00 pp
From 1.32% on 19-09-2026
19-09-202619-10-2026
EPSS score1.32%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-334Small Space of Random ValuesThe number of possible random values is smaller than needed by the product, making it more susceptible to brute force attacks.
- CWE-330Use of Insufficiently Random ValuesThe product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.
Affected systems
Codesys43 products
- codesys control for beaglebone sl≥ V4.5.0.0, < V4.5.0.0
- codesys control for beckhoff cx9020 sl≥ V4.5.0.0, < V4.5.0.0
- codesys control for empc-a/imx6 sl≥ V4.5.0.0, < V4.5.0.0
- codesys control for iot2000 sl≥ V4.5.0.0, < V4.5.0.0
- codesys control for linux sl≥ V4.5.0.0, < V4.5.0.0
1 vendor · 43 products