Vulnerability in Teluu Pjsip
CVE-2017-16875
An issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow, which may cause ioqueue backends to reject future key registrations.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.034 (88.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
References
- trac.pjsip.org/repos/milestone/release-2.7.1 (Release Notes, Vendor Advisory)
- trac.pjsip.org/repos/ticket/2055 (Vendor Advisory)
- www.debian.org/security/2018/dsa-4170 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-16875?
- CVE-2017-16875 is a high-severity vulnerability in Teluu Pjsip. CVSS score: 7.5/10. Published 2017-11-17.
- How severe is CVE-2017-16875?
- High severity. CVSS v3 base score is 7.5 out of 10.