Vulnerability Details : CVE-2021-26636
Stored XSS and SQL injection vulnerability in MaxBoard could lead to occur Remote Code Execution, which could lead to information exposure and privilege escalation.
Vulnerability category: Sql InjectionCross site scripting (XSS)Execute codeGain privilege
Products affected by CVE-2021-26636
- cpe:2.3:a:maxb:maxboard:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26636
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26636
| 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 | |
|
9.6
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
2.8
|
6.0
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
KrCERT/CC |
CWE ids for CVE-2021-26636
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- vuln@krcert.or.kr (Secondary)
-
The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.Assigned by:
- nvd@nist.gov (Primary)
- vuln@krcert.or.kr (Secondary)
References for CVE-2021-26636
-
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66781
Security Advisory | KrCERT/CC - KISA 인터넷 보호나라&KrCERTThird Party Advisory
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