CVE-2021-22678
HIGHCVSS 7.8/10EPSS 1.03%
Last modified
CVE-2021-22678 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Cscape (All versions prior to 9.90 SP4) lacks proper validation of user-supplied data when parsing project files. This could lead to memory corruption. EPSS estimates a 1.03% chance of exploitation in the next 30 days.
Description
Cscape (All versions prior to 9.90 SP4) lacks proper validation of user-supplied data when parsing project files. This could lead to memory corruption. An attacker could leverage this vulnerability to execute code in the context of the current process.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Hornerautomation | Cscape | < 9.90 |
| Hornerautomation | Cscape | 9.90 |
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-112-01Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-112-01Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22678?
Cscape (All versions prior to 9.90 SP4) lacks proper validation of user-supplied data when parsing project files. This could lead to memory corruption. An attacker could leverage this vulnerability to execute code in the context of the current process.
How severe is CVE-2021-22678?
CVE-2021-22678 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22678?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-22672Delta Electronics' CNCSoft ScreenEditor in versions prior to…7.8
- CVE-2021-22673The affected product is vulnerable to stack-based buffer ove…8
- CVE-2021-22674The affected product is vulnerable to a relative path traver…6.5
- CVE-2021-22675The affected product is vulnerable to integer overflow while…7.2
- CVE-2021-22676UserExcelOut.asp within WebAccess/SCADA is vulnerable to cro…6.1
- CVE-2021-22677An integer overflow exists in the APIs of the host MCU while…7.8
- CVE-2021-22679The affected product is vulnerable to an integer overflow wh…9.8
- CVE-2021-2268Vulnerability in the Oracle Quoting product of Oracle E-Busi…8.1
- CVE-2021-22680NXP MQX Versions 5.1 and prior are vulnerable to integer ove…9.8
- CVE-2021-22681Rockwell Automation Studio 5000 Logix Designer Versions 21 a…9.8
- CVE-2021-22682Cscape (All versions prior to 9.90 SP4) is configured by def…7.8
- CVE-2021-22683Fatek FvDesigner Version 1.5.76 and prior is vulnerable to a…7.8
Are you affected by CVE-2021-22678?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
