Format string vulnerability in iMovie HD 6.0.3, and Safari in Apple Mac OS X 10.4 through 10.4.10, allows remote user-assisted attackers to cause a denial of service (crash) via format string specifiers in a filename, which is not properly handled when calling the NSRunCriticalAlertPanel Apple AppKit function.
CVE-2007-0646
This CVE was only ever scored under CVSS v2.0. NVD CVSS v2.0 base 7.1 — v2 rates that HIGH (v2 bands: LOW 0.0–3.9 / MEDIUM 4.0–6.9 / HIGH 7.0–10.0; v2 has no CRITICAL band). Vector AV:N/AC:M/Au:N/C:N/I:N/A:C. CVSS v2 is an older, coarser metric than v3.1/v4.0 (no Scope, no User Interaction, no Attack Requirements), so it is not directly comparable to a v3 or v4 score. NVD has never re-scored this record under v3. EPSS predicts 9.9% exploitation probability in the next 30 days, which is reflected in EG Risk but does not lift the v2 base. Confidence: LOW.
- Public exploit code is available (Exploit-DB (verified), epss top5pct, public exploit)
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v2.0 (legacy)
- 7.1HIGHNVD never assigned a CVSS v3 rating to this CVE
- EG Score
- 7.1(low)
- EG Risk
- 62(Track)EG Risk 62/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity71% × 45%Exploitation65% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 10%
- EPSS %ILE
- 95%
- KEV
- Not listed
Published
February 1, 2007
Last Modified
April 23, 2026
References (26)
- cve@mitrehttp://docs.info.apple.com/article.html?artnum=305391
- cve@mitrehttp://docs.info.apple.com/article.html?artnum=307041
- cve@mitrehttp://lists.apple.com/archives/Security-announce/2007/Apr/msg00001.html
- cve@mitrehttp://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html
- cve@mitrehttp://secunia.com/advisories/24966
- cve@mitrehttp://secunia.com/advisories/27643
- cve@mitrehttp://www.digitalmunition.com/MOAB-30-01-2007.html
- cve@mitrehttp://www.securityfocus.com/bid/22326
- cve@mitrehttp://www.securityfocus.com/bid/26444
- cve@mitrehttp://www.us-cert.gov/cas/techalerts/TA07-109A.html
- cve@mitrehttp://www.us-cert.gov/cas/techalerts/TA07-319A.html
- cve@mitrehttp://www.vupen.com/english/advisories/2007/1470
- cve@mitrehttp://www.vupen.com/english/advisories/2007/3868
- af854a3a-2127-422b-91ae-364da2661108http://docs.info.apple.com/article.html?artnum=305391
- af854a3a-2127-422b-91ae-364da2661108http://docs.info.apple.com/article.html?artnum=307041
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 26× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-26 13:31 UTCEG score recompute▲ 7.10
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Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-29551✓ verifiedFirst seen Jan 30, 2007
Apple Mac OSX 10.4.x - iMovie HD '.imovieproj' Filename Format String
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-134
- CVE-2008-7228EG 10.0HIGH
- CVE-2009-2548EG 10.0EPSS p90HIGH
- CVE-2009-1210EG 10.0EPSS p96HIGH
- CVE-2008-6520EG 10.0EPSS p91HIGH
- CVE-2008-6519EG 10.0EPSS p92HIGH
- CVE-2008-5982EG 10.0EPSS p94HIGH
- CVE-2008-3533EG 10.0EPSS p97HIGH
- CVE-2008-3116EG 10.0EPSS p92HIGH
- CVE-2008-0764EG 10.0EPSS p94HIGH
- CVE-2007-5561EG 10.0EPSS p94HIGH
Frequently asked(4)
What is CVE-2007-0646?
When was CVE-2007-0646 disclosed?
Is CVE-2007-0646 actively exploited?
How do I remediate CVE-2007-0646?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2007-0646
Is Your Infrastructure Affected by CVE-2007-0646?
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