security flaw
Published Jun 28, 2003
5.0
MEDIUMCVSS 2.0
EPSS 2.69%
Description
ypserv NIS server before 2.7 allows remote attackers to cause a denial of service via a TCP client request that does not respond to the server, which causes ypserv to block.
Affected products
No data.
- ≤ 2.7
No data.
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2003:201
Red Hat Enterprise Linux ES version 2.1
n/a
Fixed · RHSA-2003:201
Red Hat Linux 7.1
n/a
Fixed · RHSA-2003:173
Red Hat Linux 7.1
n/a
Fixed · RHSA-2003:229
Red Hat Linux 7.2
n/a
Fixed · RHSA-2003:173
Red Hat Linux 7.3
n/a
Fixed · RHSA-2003:173
Red Hat Linux 8.0
n/a
Fixed · RHSA-2003:173
Red Hat Linux 9
n/a
Fixed · RHSA-2003:173
Red Hat Linux Advanced Workstation 2.1
n/a
Fixed · RHSA-2003:201
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2003:201 |
| Red Hat Enterprise Linux ES version 2.1 | n/a | Fixed | RHSA-2003:201 |
| Red Hat Linux 7.1 | n/a | Fixed | RHSA-2003:173 |
| Red Hat Linux 7.1 | n/a | Fixed | RHSA-2003:229 |
| Red Hat Linux 7.2 | n/a | Fixed | RHSA-2003:173 |
| Red Hat Linux 7.3 | n/a | Fixed | RHSA-2003:173 |
| Red Hat Linux 8.0 | n/a | Fixed | RHSA-2003:173 |
| Red Hat Linux 9 | n/a | Fixed | RHSA-2003:173 |
| Red Hat Linux Advanced Workstation 2.1 | n/a | Fixed | RHSA-2003:201 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.69% (0.02691) | 85.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.69% (0.02691) | 83.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.51% (0.02512) | 84.31th | v4 (v2025.03.14) |
| Dec 17, 2024 | 10.54% (0.10536) | 95.01th | v3 (v2023.03.01) |
| Jul 13, 2023 | 13.24% (0.13244) | 94.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 10.83% (0.10827) | 94.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
No CWE recorded.
References (15)
- http://secunia.com/advisories/21112 third-party-advisoryx_refsource_SECUNIA
- http://securitytracker.com/id?1016517 vdb-entryx_refsource_SECTRACK
- http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert%2F55600&zone_32=category%3Asecurity vendor-advisoryx_refsource_SUNALERT
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:072 vendor-advisoryx_refsource_MANDRAKE
- http://www.redhat.com/support/errata/RHSA-2003-173.html vendor-advisoryx_refsource_REDHATPatchVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2003-201.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/440454/100/0/threaded vendor-advisoryx_refsource_HP
- http://www.securityfocus.com/bid/8031 vdb-entryx_refsource_BID
- http://www.turbolinux.com/security/TLSA-2003-43.txt vendor-advisoryx_refsource_TURBO
- http://www.vupen.com/english/advisories/2006/2873 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2003-0251 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617010 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2003-0251
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A667 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2003-0251
Change history (0)
No recorded changes yet.