Vulnerability Details : CVE-2020-22284
A buffer overflow vulnerability in the zepif_linkoutput() function of Free Software Foundation lwIP git head version and version 2.1.2 allows attackers to access sensitive information via a crafted 6LoWPAN packet.
Vulnerability category: Overflow
Products affected by CVE-2020-22284
- cpe:2.3:a:lwip_project:lwip:2.1.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-22284
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 37 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-22284
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-22284
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-22284
-
https://savannah.nongnu.org/bugs/index.php?58554
lwIP - A Lightweight TCP/IP stack - Bugs: bug #58554, Memory disclosure in the 6LoWPAN... [Savannah]Patch;Third Party Advisory
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