WebCore in Apple WebKit build 18794 allows remote attackers to cause a denial of service (null dereference and application crash) via a TD…

Published 19 y ago 2007-01-18 · modified 4 mo ago 2026-06-16 · JSON

CVSS

7.5

v3.1 · CNA

CISA KEV

not known exploited

EPSS

4.6%

percentile 92%

Public exploits

Exploit-DB

WebCore in Apple WebKit build 18794 allows remote attackers to cause a denial of service (null dereference and application crash) via a TD element with a large number in the ROWSPAN attribute, as demonstrated by a crash of OmniWeb 5.5.3 on Mac OS X 10.4.8, a different vulnerability than CVE-2006-2019.

CISA SSVC assessment

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 19 mo ago 2025-04-03

Exploit prediction (EPSS)

4.55% probability of exploitation in the next 30 days, higher than 92% of all scored CVEs.

Exploits and detections

EDB-29461 Apple WebKit build 18794 - WebCore Remote Denial of Service · dos · 2007-01-15

CVSS scores

Assigned by	Version	Score	Vector
CISA ADP	3.1	7.5	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`
CNA	3.1	7.5	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`
NVD	2.0	4.3	`AV:N/AC:M/Au:N/C:N/I:N/A:P`

Classification

Weakness

CWE-476 NULL Pointer Dereference
CWE-399 Resource Management Errors

References

securityfocus.com /bid/22059 · vdb-entry, x_refsource_BID, x_transferred
security-protocols.com /sp-x41-advisory.php · x_refsource_MISC, x_transferred

Sources

CVE List: CVE-2007-0342
NVD: CVE-2007-0342

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary