Vulnerability Details : CVE-2020-16207
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Multiple heap-based buffer overflow vulnerabilities may be exploited by opening specially crafted project files that may overflow the heap, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2020-16207
- cpe:2.3:a:advantech:webaccess\/hmi_designer:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-16207
2.27%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-16207
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-16207
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: ics-cert@hq.dhs.gov (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-16207
-
https://www.zerodayinitiative.com/advisories/ZDI-20-958/
ZDI-20-958 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://www.zerodayinitiative.com/advisories/ZDI-20-959/
ZDI-20-959 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://www.zerodayinitiative.com/advisories/ZDI-20-951/
ZDI-20-951 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://us-cert.cisa.gov/ics/advisories/icsa-20-219-02
Advantech WebAccess HMI Designer | CISAThird Party Advisory;US Government Resource
-
https://www.zerodayinitiative.com/advisories/ZDI-20-955/
ZDI-20-955 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://www.zerodayinitiative.com/advisories/ZDI-20-950/
ZDI-20-950 | Zero Day InitiativeThird Party Advisory;VDB Entry
Jump to