Vulnerability Details : CVE-2020-25844
The digest generation function of NHIServiSignAdapter has not been verified for parameter’s length, which leads to a stack overflow loophole. Remote attackers can use the leak to execute code without privilege.
Vulnerability category: Memory CorruptionExecute code
Products affected by CVE-2020-25844
- cpe:2.3:a:panorama:nhiservisignadapter:1.0.20.0218:*:*:*:*:windows:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-25844
2.51%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 84 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-25844
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
|
8.1
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
TWCERT/CC |
CWE ids for CVE-2020-25844
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: twcert@cert.org.tw (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-2020-25844
-
https://www.twcert.org.tw/tw/cp-132-4272-23ba4-1.html
TWCERT/CC台灣電腦網路危機處理暨協調中心-全景NHIServiSignAdapter安控元件Windows 版本 - Stack OverflowThird Party Advisory
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