Multiple memory leaks in Performance Co-Pilot (PCP) before 3.6.5 allow remote attackers to cause a denial of service (memory consumption or daemon crash) via a large number of PDUs with (1) a crafted context number to the DoFetch function in pmcd/src/dofetch.c or (2) a negative type value to the __pmGetPDU function in libpcp/src/pdu.c.
結論預警: CVE-2012-3420 綜合評估為中等風險（47.7/100）：CVSS 技術影響為中級，利用機率（EPSS 2.44%） 強制指令: 梳理受影響資產並納入修補計畫。
風險隨態勢動態變化；本站持續評估並同步更新本頁展示內容。
EPSS 日更估計相對被利用可能性；百分位表示該 CVE 在已評分漏洞中的相對排名（越高表示相對更嚴重）。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化（新 − 舊） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 3.50% | 2.44% | -1.07% |
| 2 | 2025-03-30 | 4.60% | 3.50% | -1.10% |
| 3 | 2025-03-29 | — | 4.60% | — |
完整 EPSS 歷史 （共 7 筆）
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2012-3420 not yet assigned priority: Debian including 1 source packages (pcp), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2012-3420 |
suse
|
medium | CVE-2012-3420 severity moderate: SUSE including 260 source package names (libpcp-devel-3.10.4-1.23, libpcp-devel-3.11.9-3.116, …), 306 product×package rows across 16 product lines (SUSE Linux Enterprise Desktop 11 SP2, SUSE Linux Enterprise Module for Development Tools 15, … (16 product lines)): Fixed 306. | https://www.suse.com/security/cve/CVE-2012-3420/ |
ubuntu
|
low | CVE-2012-3420 low priority: Ubuntu including 1 source packages (pcp), 16 status rows across 16 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 10, not-affected 3, DNE 2, released 1. | https://ubuntu.com/security/CVE-2012-3420 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| sgi | performance_co-pilot | <= 3.6.4 | cpe:2.3:a:sgi:performance_co-pilot:*:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.1 | cpe:2.3:a:sgi:performance_co-pilot:2.1.1:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.2 | cpe:2.3:a:sgi:performance_co-pilot:2.1.2:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.3 | cpe:2.3:a:sgi:performance_co-pilot:2.1.3:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.4 | cpe:2.3:a:sgi:performance_co-pilot:2.1.4:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.5 | cpe:2.3:a:sgi:performance_co-pilot:2.1.5:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.6 | cpe:2.3:a:sgi:performance_co-pilot:2.1.6:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.7 | cpe:2.3:a:sgi:performance_co-pilot:2.1.7:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.8 | cpe:2.3:a:sgi:performance_co-pilot:2.1.8:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.9 | cpe:2.3:a:sgi:performance_co-pilot:2.1.9:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.10 | cpe:2.3:a:sgi:performance_co-pilot:2.1.10:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.1.11 | cpe:2.3:a:sgi:performance_co-pilot:2.1.11:*:*:*:*:*:*:* |
| sgi | performance_co-pilot | 2.2 | cpe:2.3:a:sgi:performance_co-pilot:2.2:*:*:*:*:*:*:* |