CVE-2021-29242: codesys control_for_beaglebone_sl Improper Input Validation
CVSS: 7.5v2.0HighModified
Published 03-05-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-29242 is a high (CVSS 7.5) Improper Input Validation vulnerability in codesys control_for_beaglebone_sl. EPSS estimates a 1.07% chance of exploitation in the next 30 days, higher than 64.2% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v2.0 (NVD)EPSS score
1.07%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 03-05-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
CODESYS Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send crafted communication packets to change the router's addressing scheme and may re-route, add, remove or change low level communication packages.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.3Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.07%
Chance of exploitation in the next 30 days
Percentile
64%
Versus all other CVEs
30-day change
0.00 pp
From 1.07% on 19-09-2026
19-09-202619-10-2026
EPSS score1.07%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Codesys22 products
- control_for_beaglebone_sl≥ 3.0, < 4.1.0.0
- control_for_empc-a\/imx6_sl≥ 3.0, < 4.1.0.0
- control_for_iot2000_sl≥ 3.0, < 4.1.0.0
- control_for_linux_arm_sl≥ 3.0, < 4.1.0.0
- control_for_linux_sl≥ 3.0, < 4.1.0.0
1 vendor · 22 products