Vulnerability Details : CVE-2020-7458
In FreeBSD 12.1-STABLE before r362281, 11.4-STABLE before r362281, and 11.4-RELEASE before p1, long values in the user-controlled PATH environment variable cause posix_spawnp to write beyond the end of the heap allocated stack possibly leading to arbitrary code execution.
Vulnerability category: Memory Corruption
Products affected by CVE-2020-7458
- cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.4:beta1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-7458
1.57%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-7458
| 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 |
CWE ids for CVE-2020-7458
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-7458
-
https://security.netapp.com/advisory/ntap-20200724-0002/
July 2020 FreeBSD Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:18.posix_spawnp.asc
Patch;Vendor Advisory
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