CVE-2022-43509: omron corporation cx-programmer Out-of-bounds Write
CVSS: 7.8v3.1HighModified
Published 07-12-2022Last modified 23-04-2025
Vulnerability summary
CVE-2022-43509 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in omron corporation cx-programmer. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15.7% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.25%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 07-12-2022PublishedVulnerability first disclosed.
- 23-04-2025Last modifiedVulnerability information updated.
Description
Out-of-bounds write vulnerability exists in CX-Programmer v.9.77 and earlier, which may lead to information disclosure and/or arbitrary code execution by having a user to open a specially crafted CXP file.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.25%
Chance of exploitation in the next 30 days
Percentile
16%
Versus all other CVEs
30-day change
0.00 pp
From 0.25% on 21-09-2026
21-09-202621-10-2026
EPSS score0.25%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Omron1 product
- cx-programmer≤ 9.77
Omron corporation1 product
- cx-programmerv.9.77 and earlier
2 vendors · 2 products
References
2 links- jvn.jp/en/vu/JVNVU92877622/index.htmlThird Party Advisory
- jvn.jp/vu/JVNVU92877622/index.htmlThird Party Advisory