Vulnerability Details : CVE-2021-41036
In versions prior to 1.1 of the Eclipse Paho MQTT C Client, the client does not check rem_len size in readpacket.
Vulnerability category: Memory Corruption
Products affected by CVE-2021-41036
- cpe:2.3:a:eclipse:paho_mqtt_c\/c\+\+_client:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-41036
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-41036
| 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-2021-41036
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- emo@eclipse.org (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-41036
-
https://github.com/eclipse/paho.mqtt.embedded-c/issues/96
should check rem_len size in readpacket. · Issue #96 · eclipse/paho.mqtt.embedded-c · GitHubIssue Tracking;Patch;Third Party Advisory
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