archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (crash) via (1) an end-of-file condition within a tar header that follows a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive, which results in a NULL pointer dereference, a different issue than CVE-2007-3644.
結論預警: CVE-2007-3645 綜合評估為中等風險（42.8/100）：CVSS 技術影響為中級，利用機率（EPSS 3.44%） 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 | 12.44% | 3.44% | -9.00% |
| 2 | 2026-03-03 | 12.02% | 12.44% | +0.42% |
| 3 | 2025-08-09 | — | 12.02% | — |
完整 EPSS 歷史 （共 17 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 |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2007-3645 low priority: Debian including 1 source packages (libarchive), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2007-3645 |
gentoo
|
normal | CVE-2007-3645: 1 GLSA(s) (200708-03), 1 atom(s) (app-arch/libarchive); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-3645 |
suse
|
medium | CVE-2007-3645 severity moderate: SUSE including 7 source package names (bsdtar-3.8.1-160000.2.2, libarchive-devel-2.5.5-5.19, …), 10 product×package rows across 8 product lines (SUSE Linux Enterprise Server 11 SP1, SUSE Linux Enterprise Server 11 SP2, … (8 product lines)): Fixed 10. | https://www.suse.com/security/cve/CVE-2007-3645/ |
ubuntu
|
medium | CVE-2007-3645 medium priority: Ubuntu including 1 source packages (libarchive), 9 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): released 5, ignored 3, needs-triage 1. | https://ubuntu.com/security/CVE-2007-3645 |
: The vendor has released an update addressing this issue: http://people.freebsd.org/~kientzle/libarchive/
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| freebsd | libarchive | <= 2.2.3 | cpe:2.3:a:freebsd:libarchive:*:*:*:*:*:*:*:* |