CVE-2001-0779

Exp

Buffer overflow in rpc.yppasswdd (yppasswd server) in Solaris 2.6, 7 and 8 allows remote attackers to gain root access via a long username.

Published: 2001-10-18 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2001-0779 is rated High Exploit Risk (84.6/100): CVSS Critical severity, with high exploitation likelihood (EPSS 74.29%, 99th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). 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-2001-0779

EDB-ID Source Kind Published Link
20879 exploit_db edb 2001-05-10 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2001-0779

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 2025-09-29 80.72% 74.29% -6.43%
2 2025-03-30 69.27% 80.72% +11.45%
3 2025-03-29 — 69.27% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2001-0779

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-2001-0779

Affected software / configurations for CVE-2001-0779

Vendor Product Version Raw CPE
sun solaris 2.6 cpe:2.3:o:sun:solaris:2.6:*:*:*:*:*:*:*
sun solaris 7.0 cpe:2.3:o:sun:solaris:7.0:*:x86:*:*:*:*:*
sun solaris 8.0 cpe:2.3:o:sun:solaris:8.0:*:x86:*:*:*:*:*
sun sunos — cpe:2.3:o:sun:sunos:-:*:*:*:*:*:*:*
sun sunos 5.7 cpe:2.3:o:sun:sunos:5.7:*:*:*:*:*:*:*
sun sunos 5.8 cpe:2.3:o:sun:sunos:5.8:*:*:*:*:*:*:*

References for CVE-2001-0779

cvelogic Threat Intelligence