CVE-2011-1575

The STARTTLS implementation in ftp_parser.c in Pure-FTPd before 1.0.30 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted FTP sessions by sending a cleartext command that is processed after TLS is in place, related to a "plaintext command injection" attack, a similar issue to CVE-2011-0411.

公開: 2011-05-23 最後更新: 2026-06-16 指派方: [email protected] 來源: [email protected]

結論預警: CVE-2011-1575 綜合評估為中等風險(62.6/100):CVSS 技術影響為中級,利用機率偏高(EPSS 33.34%,百分位 98%) 核心證據: EPSS 顯示該漏洞近期被利用的可能性處於高位。 近一日 EPSS 上升 +11.16%,被利用關注度持續升高。 強制指令: 被利用機率偏高—請盤點暴露面並優先安排修補。

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。

CVE-2011-1575 的 EPSS(利用預測評分)

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 22.18% 33.34% +11.16%
2 2025-03-30 38.78% 22.18% -16.59%
3 2025-03-29 38.78%

完整 EPSS 歷史 (共 11 筆)

CVE-2011-1575 的 CVSS 指標

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
5.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N 點擊展開
存取路徑 (AV:N)
只要路由可達,即可從遠端發動利用。
存取複雜度 (AC:M)
需要若干有利條件,但不必「千年一遇」。
認證 (AU:N)
全程無需有效身分。
機密性影響 (C:P)
機密性受到部分損害。
完整性影響 (I:P)
完整性受到部分損害。
可用性影響 (A:N)
對可用性無影響。
8.6 4.9 [email protected]

CVE-2011-1575 的弱點列舉

CVE-2011-1575 的 OS 追蹤

vendor priority summary link
debian low CVE-2011-1575 low priority: Debian including 1 source packages (pure-ftpd), 4 status rows across 4 suites (bookworm, bullseye, sid, trixie): resolved 4. https://security-tracker.debian.org/tracker/CVE-2011-1575
gentoo normal CVE-2011-1575: 1 GLSA(s) (201110-25), 1 atom(s) (net-ftp/pure-ftpd); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2011-1575
ubuntu high CVE-2011-1575 high priority: Ubuntu including 1 source packages (pure-ftpd), 11 status rows across 11 suites (dapper, hardy, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, upstream): ignored 5, not-affected 5, released 1. https://ubuntu.com/security/CVE-2011-1575

CVE-2011-1575 的影響軟體 / 設定

廠商 產品 版本 原始 CPE
pureftpd pure-ftpd <= 1.0.29 cpe:2.3:a:pureftpd:pure-ftpd:*:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.90 cpe:2.3:a:pureftpd:pure-ftpd:0.90:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.91 cpe:2.3:a:pureftpd:pure-ftpd:0.91:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.92 cpe:2.3:a:pureftpd:pure-ftpd:0.92:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.93 cpe:2.3:a:pureftpd:pure-ftpd:0.93:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.94 cpe:2.3:a:pureftpd:pure-ftpd:0.94:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95 cpe:2.3:a:pureftpd:pure-ftpd:0.95:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95-pre1 cpe:2.3:a:pureftpd:pure-ftpd:0.95-pre1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95-pre2 cpe:2.3:a:pureftpd:pure-ftpd:0.95-pre2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95-pre3 cpe:2.3:a:pureftpd:pure-ftpd:0.95-pre3:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95-pre4 cpe:2.3:a:pureftpd:pure-ftpd:0.95-pre4:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95.1 cpe:2.3:a:pureftpd:pure-ftpd:0.95.1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.95.2 cpe:2.3:a:pureftpd:pure-ftpd:0.95.2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.96 cpe:2.3:a:pureftpd:pure-ftpd:0.96:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.96.1 cpe:2.3:a:pureftpd:pure-ftpd:0.96.1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.96pre1 cpe:2.3:a:pureftpd:pure-ftpd:0.96pre1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97-final cpe:2.3:a:pureftpd:pure-ftpd:0.97-final:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.1 cpe:2.3:a:pureftpd:pure-ftpd:0.97.1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.2 cpe:2.3:a:pureftpd:pure-ftpd:0.97.2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.3 cpe:2.3:a:pureftpd:pure-ftpd:0.97.3:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.4 cpe:2.3:a:pureftpd:pure-ftpd:0.97.4:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.5 cpe:2.3:a:pureftpd:pure-ftpd:0.97.5:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.6 cpe:2.3:a:pureftpd:pure-ftpd:0.97.6:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.7 cpe:2.3:a:pureftpd:pure-ftpd:0.97.7:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.7pre1 cpe:2.3:a:pureftpd:pure-ftpd:0.97.7pre1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.7pre2 cpe:2.3:a:pureftpd:pure-ftpd:0.97.7pre2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97.7pre3 cpe:2.3:a:pureftpd:pure-ftpd:0.97.7pre3:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97pre1 cpe:2.3:a:pureftpd:pure-ftpd:0.97pre1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97pre2 cpe:2.3:a:pureftpd:pure-ftpd:0.97pre2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97pre3 cpe:2.3:a:pureftpd:pure-ftpd:0.97pre3:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97pre4 cpe:2.3:a:pureftpd:pure-ftpd:0.97pre4:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.97pre5 cpe:2.3:a:pureftpd:pure-ftpd:0.97pre5:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98-final cpe:2.3:a:pureftpd:pure-ftpd:0.98-final:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.1 cpe:2.3:a:pureftpd:pure-ftpd:0.98.1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.2 cpe:2.3:a:pureftpd:pure-ftpd:0.98.2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.2a cpe:2.3:a:pureftpd:pure-ftpd:0.98.2a:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.3 cpe:2.3:a:pureftpd:pure-ftpd:0.98.3:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.4 cpe:2.3:a:pureftpd:pure-ftpd:0.98.4:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.5 cpe:2.3:a:pureftpd:pure-ftpd:0.98.5:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.6 cpe:2.3:a:pureftpd:pure-ftpd:0.98.6:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98.7 cpe:2.3:a:pureftpd:pure-ftpd:0.98.7:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98pre1 cpe:2.3:a:pureftpd:pure-ftpd:0.98pre1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.98pre2 cpe:2.3:a:pureftpd:pure-ftpd:0.98pre2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99 cpe:2.3:a:pureftpd:pure-ftpd:0.99:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.1 cpe:2.3:a:pureftpd:pure-ftpd:0.99.1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.1a cpe:2.3:a:pureftpd:pure-ftpd:0.99.1a:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.1b cpe:2.3:a:pureftpd:pure-ftpd:0.99.1b:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.2 cpe:2.3:a:pureftpd:pure-ftpd:0.99.2:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.2a cpe:2.3:a:pureftpd:pure-ftpd:0.99.2a:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.3 cpe:2.3:a:pureftpd:pure-ftpd:0.99.3:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.4 cpe:2.3:a:pureftpd:pure-ftpd:0.99.4:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99.9 cpe:2.3:a:pureftpd:pure-ftpd:0.99.9:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99a cpe:2.3:a:pureftpd:pure-ftpd:0.99a:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99b cpe:2.3:a:pureftpd:pure-ftpd:0.99b:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99pre1 cpe:2.3:a:pureftpd:pure-ftpd:0.99pre1:*:*:*:*:*:*:*
pureftpd pure-ftpd 0.99pre2 cpe:2.3:a:pureftpd:pure-ftpd:0.99pre2:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.0 cpe:2.3:a:pureftpd:pure-ftpd:1.0.0:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.1 cpe:2.3:a:pureftpd:pure-ftpd:1.0.1:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.2 cpe:2.3:a:pureftpd:pure-ftpd:1.0.2:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.3 cpe:2.3:a:pureftpd:pure-ftpd:1.0.3:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.4 cpe:2.3:a:pureftpd:pure-ftpd:1.0.4:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.5 cpe:2.3:a:pureftpd:pure-ftpd:1.0.5:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.6 cpe:2.3:a:pureftpd:pure-ftpd:1.0.6:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.7 cpe:2.3:a:pureftpd:pure-ftpd:1.0.7:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.8 cpe:2.3:a:pureftpd:pure-ftpd:1.0.8:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.9 cpe:2.3:a:pureftpd:pure-ftpd:1.0.9:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.10 cpe:2.3:a:pureftpd:pure-ftpd:1.0.10:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.11 cpe:2.3:a:pureftpd:pure-ftpd:1.0.11:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.12 cpe:2.3:a:pureftpd:pure-ftpd:1.0.12:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.13a cpe:2.3:a:pureftpd:pure-ftpd:1.0.13a:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.14 cpe:2.3:a:pureftpd:pure-ftpd:1.0.14:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.15 cpe:2.3:a:pureftpd:pure-ftpd:1.0.15:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.16a cpe:2.3:a:pureftpd:pure-ftpd:1.0.16a:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.16b cpe:2.3:a:pureftpd:pure-ftpd:1.0.16b:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.16c cpe:2.3:a:pureftpd:pure-ftpd:1.0.16c:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.17 cpe:2.3:a:pureftpd:pure-ftpd:1.0.17:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.17a cpe:2.3:a:pureftpd:pure-ftpd:1.0.17a:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.18 cpe:2.3:a:pureftpd:pure-ftpd:1.0.18:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.19 cpe:2.3:a:pureftpd:pure-ftpd:1.0.19:*:*:*:*:*:*:*
pureftpd pure-ftpd 1.0.20 cpe:2.3:a:pureftpd:pure-ftpd:1.0.20:*:*:*:*:*:*:*

CVE-2011-1575 的參考連結

URL 標籤
http://archives.pureftpd.org/archives.cgi?100:mss:3906:201103:cpeojfkblajnpinkeadd
http://archives.pureftpd.org/archives.cgi?100:mss:3910:201103:cpeojfkblajnpinkeadd Patch
http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00005.html
http://lists.opensuse.org/opensuse-updates/2011-05/msg00029.html
http://openwall.com/lists/oss-security/2011/04/11/14
http://openwall.com/lists/oss-security/2011/04/11/3
http://openwall.com/lists/oss-security/2011/04/11/7
http://openwall.com/lists/oss-security/2011/04/11/8
http://secunia.com/advisories/43988 Vendor Advisory
http://secunia.com/advisories/44548
http://www.pureftpd.org/project/pure-ftpd/news
https://bugzilla.novell.com/show_bug.cgi?id=686590 Patch
https://bugzilla.redhat.com/show_bug.cgi?id=683221
https://github.com/jedisct1/pure-ftpd/commit/65c4d4ad331e94661de763e9b5304d28698999c4 Patch
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