CVE-2010-0049

Apple Safari < 4.0.5 - Use-After-Free via RTL Text Directionality

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-0049. PoCs published by wushi.

AI-analyzed exploit summary This exploit targets a memory corruption vulnerability in WebKit (CVE-2010-0049) by using heap spraying and a malformed HTML structure to achieve arbitrary code execution. The shellcode is embedded in the JavaScript, and the exploit manipulates DOM elements to trigger the vulnerability.

Description

Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via HTML elements with right-to-left (RTL) text directionality.

Exploits (1)

exploitdb WORKING POC VERIFIED
by wushi · htmlremotelinux
https://www.exploit-db.com/exploits/33752

This exploit targets a memory corruption vulnerability in WebKit (CVE-2010-0049) by using heap spraying and a malformed HTML structure to achieve arbitrary code execution. The shellcode is embedded in the JavaScript, and the exploit manipulates DOM elements to trigger the vulnerability.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: WebKit (affecting Safari and other browsers using WebKit)
No auth needed
Prerequisites: Victim must visit a malicious webpage
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (20)

Core 20
Core References
Vendor Advisory vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2011:039
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1006-1
Vendor Advisory x_refsource_confirm
http://support.apple.com/kb/HT4225
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041383.html
Third Party Advisory third-party-advisory x_refsource_idefense
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=863
Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2010/Mar/msg00000.html
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2010/2722
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/43068
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1023708
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/41856
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0212
Vendor Advisory x_refsource_confirm
http://support.apple.com/kb/HT4070
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6810
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0552
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041432.html
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2010/Jun/msg00003.html
Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/38671
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/62942
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041436.html

Scores

EPSS 0.1094
EPSS Percentile 95.3%

Details

CWE
CWE-399
Status published
Products (6)
apple/safari 4.0 (2 CPE variants)
apple/safari 4.0.0b
apple/safari 4.0.1
apple/safari 4.0.2
apple/safari 4.0.3
apple/safari < 4.0.4
Published Mar 15, 2010
Tracked Since Feb 18, 2026