VulnerabilityModified
CVE-2023-30362
Buffer Overflow vulnerability in coap_send function in libcoap library 4.3.1-103-g52cfd56 fixed in 4.3.1-120-ge242200 allows attackers to obtain sensitive information via malformed pdu.
HIGH 7.5EPSS 0.75%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Buffer Overflow vulnerability in coap_send function in libcoap library 4.3.1-103-g52cfd56 fixed in 4.3.1-120-ge242200 allows attackers to obtain sensitive information via malformed pdu.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.75% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- libcoap/libcoap
- Source
- cve@mitre.org
References
- https://github.com/obgm/libcoap/issues/1063Exploit, Issue Tracking, Third Party Advisory
- https://github.com/obgm/libcoap/pull/1065Patch
- https://github.com/obgm/libcoap/issues/1063Exploit, Issue Tracking, Third Party Advisory
- https://github.com/obgm/libcoap/pull/1065Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.