CVE-2023-27598 is a Denial of Service vulnerability affecting OpenSIPS versions prior to 3.1.7 and 3.2.4. An unauthenticated attacker can trigger a segmentation fault by sending a specially crafted, malformed Via header to the OpenSIPS server, leading to a crash. This vulnerability has a CVSS score of 7.5 (High) due to its network-based attack vector and low attack complexity, resulting in high availability impact. While no special network privileges are required, the OpenSIPS configuration must utilize specific functions to trigger the vulnerable code. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.1.7CPE matchmatch criteria | cpe:2.3:a:opensips:opensips:*:*:*:*:*:*:*:* | ||
>= 3.2.0, < 3.2.4CPE matchmatch criteria | cpe:2.3:a:opensips:opensips:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.