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.
结论预警: CVE-2004-1002 综合评估为中等风险(60/100):CVSS 技术影响为高级,利用概率(EPSS 2.70%) 强制指令: 梳理受影响资产并纳入修补计划。
风险随态势动态变化;本站持续评估并同步更新本页展示内容。
EPSS 日更估计相对被利用可能性;百分位表示该 CVE 在已评分漏洞中的相对排名(越高表示相对更严重)。
| # | 日期 | 旧 EPSS 分数 | 新 EPSS 分数 | 变化(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 2.08% | 2.70% | +0.62% |
| 2 | 2025-03-30 | 3.14% | 2.08% | -1.06% |
| 3 | 2025-03-29 | — | 3.14% | — |
完整 EPSS 历史 (共 9 条)
该 CVE 的 CVSS 指标。
| 底座分 | 版本 | 严重度 | 向量 | 可利用性 | 影响 | 分数来源 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2004-1002 not yet assigned priority: Debian including 1 source packages (ppp), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2004-1002 |
redhat
|
— | — | https://access.redhat.com/security/cve/CVE-2004-1002 |
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.
| 厂商 | 产品 | 版本 | 原始 CPE |
|---|---|---|---|
| samba | ppp | 2.4.1 | cpe:2.3:a:samba:ppp:2.4.1:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 4.10 | cpe:2.3:o:canonical:ubuntu_linux:4.10:*:*:*:*:*:*:* |
| URL | 标签 |
|---|---|
| http://www.securityfocus.com/archive/1/379450 | Broken Link Third Party Advisory VDB Entry |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/17874 | Third Party Advisory VDB Entry |
| https://www.ubuntu.com/usn/usn-12-1/ | Third Party Advisory |