Integer underflow in pppd in cbcp.c for ppp 2.4.1 allows remote attackers to cause a denial of service (daemon crash) via a CBCP packet with an invalid length value that causes pppd to access an incorrect memory location
Published Nov 4, 2004
7.5
HIGHCVSS 3.1
EPSS 2.70%
Description
Integer underflow in pppd in cbcp.c for ppp 2.4.1 allows remote attackers to cause a denial of service (daemon crash) via a CBCP packet with an invalid length value that causes pppd to access an incorrect memory location.
Affected products
No data.
Configuration 2
- 4.10
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
This issue is only will only cause a denial of service on the connection the attacker is using. It therefore is not a security issue.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.70% (0.02704) | 85.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.70% (0.02704) | 83.95th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.08% (0.02083) | 82.43th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.14% (0.03139) | 78.02th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.08% (0.02083) | 82.81th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.19% (0.02194) | 89.07th | v3 (v2023.03.01) |
| Feb 8, 2024 | 3.31% (0.03313) | 91.00th | v3 (v2023.03.01) |
| Oct 12, 2023 | 1.12% (0.01119) | 82.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.22% (0.01216) | 83.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (6)
- http://www.securityfocus.com/archive/1/379450 mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2004-1002 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17874 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2004-1002
- https://www.cve.org/CVERecord?id=CVE-2004-1002
- https://www.ubuntu.com/usn/usn-12-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/archive/1/379450 | mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/security/cve/CVE-2004-1002 | Vendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/17874 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry | |
| https://nvd.nist.gov/vuln/detail/CVE-2004-1002 | ||
| https://www.cve.org/CVERecord?id=CVE-2004-1002 | ||
| https://www.ubuntu.com/usn/usn-12-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory |
Change history (0)
No recorded changes yet.