Buffer overflow in print-rx.c of tcpdump 3.x (probably 3.6x) allows remote attackers to cause a denial of service and possibly execute arbitrary code via AFS RPC packets with invalid lengths that trigger an integer signedness error, a different vulnerability than CVE-2000-1026.
Conclusion & alert: CVE-2001-1279 is rated Moderate Risk (56.8/100): CVSS High severity, with high exploitation likelihood (EPSS 4.78%, 91th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2026-06-15 | 18.03% | 4.78% | -13.25% |
| 2 | 2026-05-07 | 17.29% | 18.03% | +0.74% |
| 3 | 2025-07-21 | — | 17.29% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
— | — | https://access.redhat.com/security/cve/CVE-2001-1279 |