CVE-2007-1365

Exp

Buffer overflow in kern/uipc_mbuf2.c in OpenBSD 3.9 and 4.0 allows remote attackers to execute arbitrary code via fragmented IPv6 packets due to "incorrect mbuf handling for ICMP6 packets." NOTE: this was originally reported as a denial of service.

Published: 2007-03-10 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2007-1365 is rated High Exploit Risk (92.9/100): CVSS Critical severity, with high exploitation likelihood (EPSS 43.40%, 97th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +3.83% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2007-1365

EDB-ID Source Kind Published Link
29725 exploit_db edb 2007-03-09 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2007-1365

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-12-08 39.58% 43.40% +3.83%
2 2025-10-27 38.72% 39.58% +0.86%
3 2025-03-28 38.72%

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-1365

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
10.0 10.0 [email protected]

Weakness enumeration for CVE-2007-1365

Affected software / configurations for CVE-2007-1365

Vendor Product Version Raw CPE
openbsd openbsd 3.9 cpe:2.3:o:openbsd:openbsd:3.9:*:*:*:*:*:*:*
openbsd openbsd 4.0 cpe:2.3:o:openbsd:openbsd:4.0:*:*:*:*:*:*:*

References for CVE-2007-1365

cvelogic Threat Intelligence