Buffer overflow in the ospf_ls_upd_list_lsa function in ospf_packet.c in the OSPFv2 implementation in ospfd in Quagga before 0.99.20.1 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a Link State Update (aka LS Update) packet that is smaller than the length specified in its header.
结论预警: CVE-2012-0249 综合评估为存在公开利用（56.1/100）：CVSS 技术影响为低级，利用概率（EPSS 1.82%） 核心证据: 已收录 1 条公开利用参考（Exploit-DB）。 近一日 EPSS 上升 +1.30%，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 |
|---|---|---|---|---|
| — | 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 | 0.52% | 1.82% | +1.30% |
| 2 | 2025-03-30 | 0.90% | 0.52% | -0.38% |
| 3 | 2025-03-29 | — | 0.90% | — |
完整 EPSS 历史 （共 10 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 |
|---|---|---|---|---|---|---|
| 3.3 | 2.0 | LOW |
|
6.5 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2012-0249: 1 GLSA(s) (201310-08), 1 atom(s) (net-misc/quagga); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-0249 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2012-0249 |
ubuntu
|
medium | CVE-2012-0249 medium priority: Ubuntu including 1 source packages (quagga), 7 status rows across 7 suites (hardy, lucid, maverick, natty, oneiric, precise, upstream): released 5, ignored 2. | https://ubuntu.com/security/CVE-2012-0249 |
| 厂商 | 产品 | 版本 | 原始 CPE |
|---|---|---|---|
| quagga | quagga | <= 0.99.20 | cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:* |
| quagga | quagga | 0.95 | cpe:2.3:a:quagga:quagga:0.95:*:*:*:*:*:*:* |
| quagga | quagga | 0.96 | cpe:2.3:a:quagga:quagga:0.96:*:*:*:*:*:*:* |
| quagga | quagga | 0.96.1 | cpe:2.3:a:quagga:quagga:0.96.1:*:*:*:*:*:*:* |
| quagga | quagga | 0.96.2 | cpe:2.3:a:quagga:quagga:0.96.2:*:*:*:*:*:*:* |
| quagga | quagga | 0.96.3 | cpe:2.3:a:quagga:quagga:0.96.3:*:*:*:*:*:*:* |
| quagga | quagga | 0.96.4 | cpe:2.3:a:quagga:quagga:0.96.4:*:*:*:*:*:*:* |
| quagga | quagga | 0.96.5 | cpe:2.3:a:quagga:quagga:0.96.5:*:*:*:*:*:*:* |
| quagga | quagga | 0.97.0 | cpe:2.3:a:quagga:quagga:0.97.0:*:*:*:*:*:*:* |
| quagga | quagga | 0.97.1 | cpe:2.3:a:quagga:quagga:0.97.1:*:*:*:*:*:*:* |
| quagga | quagga | 0.97.2 | cpe:2.3:a:quagga:quagga:0.97.2:*:*:*:*:*:*:* |
| quagga | quagga | 0.97.3 | cpe:2.3:a:quagga:quagga:0.97.3:*:*:*:*:*:*:* |
| quagga | quagga | 0.97.4 | cpe:2.3:a:quagga:quagga:0.97.4:*:*:*:*:*:*:* |
| quagga | quagga | 0.97.5 | cpe:2.3:a:quagga:quagga:0.97.5:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.0 | cpe:2.3:a:quagga:quagga:0.98.0:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.1 | cpe:2.3:a:quagga:quagga:0.98.1:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.2 | cpe:2.3:a:quagga:quagga:0.98.2:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.3 | cpe:2.3:a:quagga:quagga:0.98.3:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.4 | cpe:2.3:a:quagga:quagga:0.98.4:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.5 | cpe:2.3:a:quagga:quagga:0.98.5:*:*:*:*:*:*:* |
| quagga | quagga | 0.98.6 | cpe:2.3:a:quagga:quagga:0.98.6:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.1 | cpe:2.3:a:quagga:quagga:0.99.1:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.2 | cpe:2.3:a:quagga:quagga:0.99.2:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.3 | cpe:2.3:a:quagga:quagga:0.99.3:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.4 | cpe:2.3:a:quagga:quagga:0.99.4:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.5 | cpe:2.3:a:quagga:quagga:0.99.5:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.6 | cpe:2.3:a:quagga:quagga:0.99.6:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.7 | cpe:2.3:a:quagga:quagga:0.99.7:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.8 | cpe:2.3:a:quagga:quagga:0.99.8:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.9 | cpe:2.3:a:quagga:quagga:0.99.9:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.10 | cpe:2.3:a:quagga:quagga:0.99.10:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.11 | cpe:2.3:a:quagga:quagga:0.99.11:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.12 | cpe:2.3:a:quagga:quagga:0.99.12:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.13 | cpe:2.3:a:quagga:quagga:0.99.13:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.14 | cpe:2.3:a:quagga:quagga:0.99.14:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.15 | cpe:2.3:a:quagga:quagga:0.99.15:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.16 | cpe:2.3:a:quagga:quagga:0.99.16:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.17 | cpe:2.3:a:quagga:quagga:0.99.17:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.18 | cpe:2.3:a:quagga:quagga:0.99.18:*:*:*:*:*:*:* |
| quagga | quagga | 0.99.19 | cpe:2.3:a:quagga:quagga:0.99.19:*:*:*:*:*:*:* |