CVE-2007-2445

The png_handle_tRNS function in pngrutil.c in libpng before 1.0.25 and 1.2.x before 1.2.17 allows remote attackers to cause a denial of service (application crash) via a grayscale PNG image with a bad tRNS chunk CRC value.

公開: 2007-05-16 最後更新: 2026-06-16 指派方: [email protected] 來源: [email protected]

結論預警: CVE-2007-2445 綜合評估為中等風險(46.9/100):CVSS 技術影響為中級,利用機率偏高(EPSS 5.07%,百分位 91%) 核心證據: EPSS 顯示該漏洞近期被利用的可能性處於高位。 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-2007-2445 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 38.75% 5.07% -33.67%
2 2026-06-08 38.26% 38.75% +0.48%
3 2026-01-02 38.26%

完整 EPSS 歷史 (共 16 筆)

CVE-2007-2445 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
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P 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:L)
步驟短、路徑清楚,重現成本低。
認證 (AU:N)
全程無需有效身分。
機密性影響 (C:N)
對機密性無影響。
完整性影響 (I:N)
對完整性無影響。
可用性影響 (A:P)
可用性受到部分損害。
10.0 2.9 [email protected]

CVE-2007-2445 的弱點列舉

CVE-2007-2445 的 OS 追蹤

vendor priority summary link
debian low CVE-2007-2445 low priority: Debian including 1 source packages (libgd2), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2007-2445
gentoo normal CVE-2007-2445: 2 GLSA(s) (200705-24, 201412-11), 2 atom(s) (app-emulation/emul-linux-x86-baselibs, media-libs/libpng); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-2445
redhat medium https://access.redhat.com/security/cve/CVE-2007-2445
ubuntu medium CVE-2007-2445 medium priority: Ubuntu including 1 source packages (libpng), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. https://ubuntu.com/security/CVE-2007-2445

CVE-2007-2445 的影響軟體 / 設定

廠商 產品 版本 原始 CPE
png_reference_library libpng <= 1.0.15 cpe:2.3:a:png_reference_library:libpng:*:*:*:*:*:*:*:*
png_reference_library libpng <= 1.2.16 cpe:2.3:a:png_reference_library:libpng:*:*:*:*:*:*:*:*

CVE-2007-2445 的參考連結

URL 標籤
http://android-developers.blogspot.com/2008/03/android-sdk-update-m5-rc15-released.html
http://docs.info.apple.com/article.html?artnum=307562
http://irrlicht.sourceforge.net/changes.txt
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
http://openpkg.com/go/OpenPKG-SA-2007.013
http://osvdb.org/36196
http://secunia.com/advisories/25268 Vendor Advisory
http://secunia.com/advisories/25273 Vendor Advisory
http://secunia.com/advisories/25292 Vendor Advisory
http://secunia.com/advisories/25329 Vendor Advisory
http://secunia.com/advisories/25353
http://secunia.com/advisories/25461
http://secunia.com/advisories/25554
http://secunia.com/advisories/25571
http://secunia.com/advisories/25742
http://secunia.com/advisories/25787
http://secunia.com/advisories/25867
http://secunia.com/advisories/27056
http://secunia.com/advisories/29420
http://secunia.com/advisories/30161
http://secunia.com/advisories/31168
http://secunia.com/advisories/34388
http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.492650
http://sourceforge.net/project/shownotes.php?release_id=508653&group_id=5624 Patch
http://sourceforge.net/project/shownotes.php?release_id=508656&group_id=5624 Patch
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102987-1
http://sunsolve.sun.com/search/document.do?assetkey=1-66-200871-1
http://support.avaya.com/elmodocs2/security/ASA-2007-254.htm
http://www.coresecurity.com/?action=item&id=2148
http://www.debian.org/security/2008/dsa-1613
http://www.debian.org/security/2009/dsa-1750
http://www.gentoo.org/security/en/glsa/glsa-200705-24.xml
http://www.gentoo.org/security/en/glsa/glsa-200805-07.xml
http://www.kb.cert.org/vuls/id/684664 Third Party Advisory US Government Resource
http://www.mandriva.com/security/advisories?name=MDKSA-2007:116
http://www.mirrorservice.org/sites/download.sourceforge.net/pub/sourceforge/l/li/libpng/libpng-1.2.17-ADVISORY.txt Vendor Advisory
http://www.novell.com/linux/security/advisories/2007_13_sr.html
http://www.redhat.com/support/errata/RHSA-2007-0356.html
http://www.securityfocus.com/archive/1/468910/100/0/threaded
http://www.securityfocus.com/archive/1/489135/100/0/threaded
http://www.securityfocus.com/bid/24000
http://www.securityfocus.com/bid/24023
http://www.securitytracker.com/id?1018078
http://www.trustix.org/errata/2007/0019/
http://www.ubuntu.com/usn/usn-472-1
http://www.vupen.com/english/advisories/2007/1838
http://www.vupen.com/english/advisories/2007/2385
http://www.vupen.com/english/advisories/2008/0924/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/34340
https://issues.rpath.com/browse/RPL-1381
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10094
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