CVE-2009-0744 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 6.7% (pctl 94)
Patch early
A public exploit exists.
Description
Apple Safari 4 Beta build 528.16 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a feeds: URI beginning with a (1) % (percent), (2) { (open curly bracket), (3) } (close curly bracket), (4) ^ (caret), (5) ` (backquote), or (6) | (pipe) character, followed by an & (ampersand) character.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 6.65% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-20 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2009-02-27 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| apple | safari |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Apple Safari 4 - 'feeds:' URI Null Pointer Dereference Remote Denial of Service | 2009-02-25 |
References
- http://www.securityfocus.com/archive/1/501229/100/0/threaded
- http://www.securityfocus.com/bid/33909
- https://exchange.xforce.ibmcloud.com/vulnerabilities/48943
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6066
- http://www.securityfocus.com/archive/1/501229/100/0/threaded
- http://www.securityfocus.com/bid/33909
- https://exchange.xforce.ibmcloud.com/vulnerabilities/48943
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6066
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