Multiple unspecified vulnerabilities in ZNC 0.092 allow remote attackers to cause a denial of service (exception and daemon crash) via unknown vectors related to "unsafe substr() calls."
Conclusion & alert: CVE-2010-2934 is rated Moderate Risk (47.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.92%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2025-03-30 | 3.12% | 1.92% | -1.19% |
| 2 | 2025-03-29 | 1.92% | 3.12% | +1.19% |
| 3 | 2025-03-17 | — | 1.92% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2010-2934 unimportant priority: Debian including 1 source packages (znc), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2010-2934 |
ubuntu
|
medium | CVE-2010-2934 medium priority: Ubuntu including 1 source packages (znc), 11 status rows across 11 suites (dapper, hardy, jaunty, karmic, lucid, maverick, natty, oneiric, precise, quantal, upstream): ignored 5, not-affected 3, released 2, DNE 1. | https://ubuntu.com/security/CVE-2010-2934 |