The bm_readbody_bmp function in bitmap_io.c in Potrace 1.14 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted BMP image. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-8698.
结论预警: CVE-2017-7263 综合评估为中等风险（56.8/100）：CVSS 技术影响为高级，利用概率（EPSS 1.57%） 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 | 2026-07-12 | 1.28% | 1.57% | +0.28% |
| 2 | 2026-06-15 | 0.35% | 1.28% | +0.93% |
| 3 | 2025-11-21 | — | 0.35% | — |
完整 EPSS 历史 （共 11 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 |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2017-7263 not yet assigned priority: Debian including 1 source packages (potrace), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-7263 |
ubuntu
|
low | CVE-2017-7263 low priority: Ubuntu including 2 source packages (inkscape, potrace), 46 status rows across 23 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, precise, questing, trusty, upstream, xenial, yakkety, zesty): not-affected 34, ignored 6, DNE 2, needed 2, needs-triage 1, released 1. | https://ubuntu.com/security/CVE-2017-7263 |
| 厂商 | 产品 | 版本 | 原始 CPE |
|---|---|---|---|
| potrace_project | potrace | 1.14 | cpe:2.3:a:potrace_project:potrace:1.14:*:*:*:*:*:*:* |
| URL | 标签 |
|---|---|
| http://www.securityfocus.com/bid/97112 | |
| https://blogs.gentoo.org/ago/2017/03/03/potrace-heap-based-buffer-overflow-in-bm_readbody_bmp-bitmap_io-c-incomplete-fix-for-cve-2016-8698/ | Patch Third Party Advisory VDB Entry |