security flaw
Published Sep 3, 2003
5.0
MEDIUMCVSS 2.0
EPSS 3.56%
Description
The DNS map code in Sendmail 8.12.8 and earlier, when using the "enhdnsbl" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.
Affected products
No data.
Configuration 1
- 8.12.5-7
- 8.12.5-7
- 8.12.5-7
- 8.12.5-7
- 8.12.8-4
- 8.12.8-4
- 8.12.8-4
- 8.12.8-4
- 8.12.1
- 8.12.2
- 8.12.3
- 8.12.4
- 8.12.5
- 8.12.6
- 8.12.7
- 8.12.8
- 6.5.19
- 6.5.20
- 6.5.21
No data.
Red Hat Linux 8.0
n/a
Fixed · RHSA-2003:265
Red Hat Linux 9
n/a
Fixed · RHSA-2003:265
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Linux 8.0 | n/a | Fixed | RHSA-2003:265 |
| Red Hat Linux 9 | n/a | Fixed | RHSA-2003:265 |
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.56% (0.03564) | 88.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.34% (0.03338) | 87.03th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.62% (0.01623) | 80.57th | v4 (v2025.03.14) |
| Dec 17, 2024 | 5.70% (0.05697) | 93.23th | v3 (v2023.03.01) |
| Jul 1, 2024 | 12.93% (0.12931) | 95.54th | v3 (v2023.03.01) |
| Feb 8, 2024 | 9.64% (0.09642) | 94.60th | v3 (v2023.03.01) |
| Sep 18, 2023 | 7.26% (0.07256) | 93.25th | v3 (v2023.03.01) |
| Mar 11, 2023 | 5.84% (0.05841) | 92.23th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.34% (0.04341) | 91.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.97% (0.01974) | 78.97th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.97% (0.01974) | 77.12th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.97% (0.01974) | 56.20th | v2 (v2022.01.01) |
No CWE recorded.
References (12)
- ftp://patches.sgi.com/support/free/security/advisories/20030803-01-P vendor-advisoryx_refsource_SGI
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000727 vendor-advisoryx_refsource_CONECTIVA
- http://www.kb.cert.org/vuls/id/993452 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:086 vendor-advisoryx_refsource_MANDRAKE
- http://www.novell.com/linux/security/advisories/2003_035_sendmail.html vendor-advisoryx_refsource_SUSE
- http://www.redhat.com/support/errata/RHSA-2003-265.html vendor-advisoryx_refsource_REDHATPatchVendor Advisory
- http://www.sendmail.org/dnsmap1.html x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2003-0688 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617065 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2003-0688
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A597 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2003-0688
Change history (0)
No recorded changes yet.