Heap corruption vulnerability in the "at" program allows local users to execute arbitrary code via a malformed execution time, which causes at to free the same memory twice.
结论预警: CVE-2002-0004 综合评估为高可利用风险(68.5/100):CVSS 技术影响为高级,利用概率(EPSS 1.34%) 核心证据: 已收录 2 条公开利用参考(Exploit-DB)。 近一日 EPSS 上升 +1.07%,被利用关注度持续升高。 强制指令: 存在公开利用—请排查暴露面、落实缓解措施并优先修补。
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。
| EDB-ID | 来源 | 类型 | 公开时间 | 链接 |
|---|---|---|---|---|
| 21229 | exploit_db | edb | 2002-01-16 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 0.27% | 1.34% | +1.07% |
| 2 | 2025-03-30 | 0.21% | 0.27% | +0.06% |
| 3 | 2025-03-29 | — | 0.21% | — |
完整 EPSS 历史 (共 6 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 |
|---|---|---|---|---|---|---|
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
— | — | https://access.redhat.com/security/cve/CVE-2002-0004 |
Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.
| 厂商 | 产品 | 版本 | 原始 CPE |
|---|---|---|---|
| caldera | openlinux_server | 3.1 | cpe:2.3:a:caldera:openlinux_server:3.1:*:*:*:*:*:*:* |
| caldera | openlinux_workstation | 3.1 | cpe:2.3:a:caldera:openlinux_workstation:3.1:*:*:*:*:*:*:* |
| debian | debian_linux | 2.2 | cpe:2.3:o:debian:debian_linux:2.2:*:68k:*:*:*:*:* |
| debian | debian_linux | 2.2 | cpe:2.3:o:debian:debian_linux:2.2:*:alpha:*:*:*:*:* |
| debian | debian_linux | 2.2 | cpe:2.3:o:debian:debian_linux:2.2:*:arm:*:*:*:*:* |
| debian | debian_linux | 2.2 | cpe:2.3:o:debian:debian_linux:2.2:*:ia-32:*:*:*:*:* |
| debian | debian_linux | 2.2 | cpe:2.3:o:debian:debian_linux:2.2:*:powerpc:*:*:*:*:* |
| debian | debian_linux | 2.2 | cpe:2.3:o:debian:debian_linux:2.2:*:sparc:*:*:*:*:* |
| freebsd | freebsd | 4.1.1 | cpe:2.3:o:freebsd:freebsd:4.1.1:*:*:*:*:*:*:* |
| freebsd | freebsd | 4.2 | cpe:2.3:o:freebsd:freebsd:4.2:*:*:*:*:*:*:* |
| freebsd | freebsd | 4.3 | cpe:2.3:o:freebsd:freebsd:4.3:*:*:*:*:*:*:* |
| freebsd | freebsd | 4.4 | cpe:2.3:o:freebsd:freebsd:4.4:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 8.0 | cpe:2.3:o:mandrakesoft:mandrake_linux:8.0:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 8.0 | cpe:2.3:o:mandrakesoft:mandrake_linux:8.0:*:ppc:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 8.1 | cpe:2.3:o:mandrakesoft:mandrake_linux:8.1:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 8.1 | cpe:2.3:o:mandrakesoft:mandrake_linux:8.1:*:ia64:*:*:*:*:* |
| netbsd | netbsd | 1.5.2 | cpe:2.3:o:netbsd:netbsd:1.5.2:*:*:*:*:*:*:* |
| redhat | linux | 6.2 | cpe:2.3:o:redhat:linux:6.2:*:alpha:*:*:*:*:* |
| redhat | linux | 6.2 | cpe:2.3:o:redhat:linux:6.2:*:i386:*:*:*:*:* |
| redhat | linux | 6.2 | cpe:2.3:o:redhat:linux:6.2:*:sparc:*:*:*:*:* |
| redhat | linux | 7.0 | cpe:2.3:o:redhat:linux:7.0:*:alpha:*:*:*:*:* |
| redhat | linux | 7.0 | cpe:2.3:o:redhat:linux:7.0:*:i386:*:*:*:*:* |
| redhat | linux | 7.1 | cpe:2.3:o:redhat:linux:7.1:*:alpha:*:*:*:*:* |
| redhat | linux | 7.1 | cpe:2.3:o:redhat:linux:7.1:*:i386:*:*:*:*:* |
| redhat | linux | 7.1 | cpe:2.3:o:redhat:linux:7.1:*:ia64:*:*:*:*:* |
| redhat | linux | 7.2 | cpe:2.3:o:redhat:linux:7.2:*:alpha:*:*:*:*:* |
| redhat | linux | 7.2 | cpe:2.3:o:redhat:linux:7.2:*:i386:*:*:*:*:* |
| redhat | linux | 7.2 | cpe:2.3:o:redhat:linux:7.2:*:ia64:*:*:*:*:* |
| slackware | slackware_linux | 7.0 | cpe:2.3:o:slackware:slackware_linux:7.0:*:*:*:*:*:*:* |
| slackware | slackware_linux | 7.1 | cpe:2.3:o:slackware:slackware_linux:7.1:*:*:*:*:*:*:* |
| slackware | slackware_linux | 8.0 | cpe:2.3:o:slackware:slackware_linux:8.0:*:*:*:*:*:*:* |
| suse | suse_linux | 6.4 | cpe:2.3:o:suse:suse_linux:6.4:*:i386:*:*:*:*:* |
| suse | suse_linux | 6.4 | cpe:2.3:o:suse:suse_linux:6.4:*:ppc:*:*:*:*:* |
| suse | suse_linux | 6.4 | cpe:2.3:o:suse:suse_linux:6.4:alpha:*:*:*:*:*:* |
| suse | suse_linux | 7.0 | cpe:2.3:o:suse:suse_linux:7.0:*:i386:*:*:*:*:* |
| suse | suse_linux | 7.0 | cpe:2.3:o:suse:suse_linux:7.0:*:ppc:*:*:*:*:* |
| suse | suse_linux | 7.0 | cpe:2.3:o:suse:suse_linux:7.0:*:sparc:*:*:*:*:* |
| suse | suse_linux | 7.0 | cpe:2.3:o:suse:suse_linux:7.0:alpha:*:*:*:*:*:* |
| suse | suse_linux | 7.1 | cpe:2.3:o:suse:suse_linux:7.1:*:ppc:*:*:*:*:* |
| suse | suse_linux | 7.1 | cpe:2.3:o:suse:suse_linux:7.1:*:sparc:*:*:*:*:* |
| suse | suse_linux | 7.1 | cpe:2.3:o:suse:suse_linux:7.1:*:x86:*:*:*:*:* |
| suse | suse_linux | 7.1 | cpe:2.3:o:suse:suse_linux:7.1:alpha:*:*:*:*:*:* |
| suse | suse_linux | 7.2 | cpe:2.3:o:suse:suse_linux:7.2:*:i386:*:*:*:*:* |
| suse | suse_linux | 7.3 | cpe:2.3:o:suse:suse_linux:7.3:*:i386:*:*:*:*:* |
| suse | suse_linux | 7.3 | cpe:2.3:o:suse:suse_linux:7.3:*:ppc:*:*:*:*:* |
| suse | suse_linux | 7.3 | cpe:2.3:o:suse:suse_linux:7.3:*:sparc:*:*:*:*:* |