Vulnerability Details : CVE-2021-33642
When a file is processed, an infinite loop occurs in next_inline() of the more_curly() function.
Products affected by CVE-2021-33642
- cpe:2.3:a:openeuler:byacc:*:*:*:*:*:*:*:*
- cpe:2.3:a:openeuler:byacc:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33642
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 20 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33642
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2021-33642
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by:
- nvd@nist.gov (Primary)
- securities@openeuler.org (Secondary)
References for CVE-2021-33642
-
https://gitee.com/src-openeuler/byacc/commit/50225f48c6b53e9d7c936681a06682404cb8ec4d
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