PatchTheCVECVE-2019-10987: In WebAccess/SCADA Versions 8.3.5 and prior, multiple out-of-bounds write vulnerabilities are caused by a lack
CVE-2019-10987 is a high-severity flaw (CVSS 8.8) affecting webaccess. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
In WebAccess/SCADA Versions 8.3.5 and prior, multiple out-of-bounds write vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.
Why this priority
- High severity
- EPSS top 7%: very likely to be exploited
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.8 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 5.7% (top 7%) |
| CISA exploited list | No |
| Weakness | CWE-787 |
| Published | 2019-06-28 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2019-10987?
webaccess: upgrade to newer than 8.3.5. Exact commands for each OS are on this page.
Is CVE-2019-10987 being exploited?
CVE-2019-10987 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2019-10987 affect?
CVE-2019-10987 affects webaccess. Severity is high (CVSS 8.8). In WebAccess/SCADA Versions 8.3.5 and prior, multiple out-of-bounds write vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.
How urgent is CVE-2019-10987?
Priority 54/100. High severity; EPSS top 7%: very likely to be exploited
Software pages
Related CVEs
- CVE-2023-4215 MEDIUM 6.5 DOWNGRADE Advantech WebAccess version 9.1.3 contains an exposure of sensitive information to an unauthorized actor vulne
- CVE-2023-2866 HIGH 7.3 DOWNGRADE If an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech We
- CVE-2021-38408 CRITICAL 9.8 UPGRADE A stack-based buffer overflow vulnerability in Advantech WebAccess Versions 9.02 and prior caused by a lack of
- CVE-2021-38389 CRITICAL 9.8 UPGRADE Advantech WebAccess versions 9.02 and prior are vulnerable to a stack-based buffer overflow, which may allow a
- CVE-2021-34540 MEDIUM 6.1 DOWNGRADE Advantech WebAccess 8.4.2 and 8.4.4 allows XSS via the username column of the bwRoot.asp page of WADashboard.