PT-2017-10232 · Apple+1 · Webkit+1

Gustavo Grieco · Published 2017-03-07 · Updated 2017-07-12 · CVE-2016-9643

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Webkit version 2.4.11

Description The issue allows remote attackers to cause a denial of service, specifically memory consumption, by exploiting the regex code. This can be achieved by using a large number of ( and $ characters followed by {-2,16} and a large number of + characters.

Recommendations For Webkit version 2.4.11, consider updating to a newer version that addresses this issue, as no specific fix is provided for this version. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2016-9643

MGASA-2017-0109

USN-3257-1

Affected Products

Ubuntu

Webkit

References · 53

• https://ubuntu.com/security/CVE-2017-2447 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-9643 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2481 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2376 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-9643 · Security Note
• https://ubuntu.com/security/CVE-2017-2433 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-9643 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2454 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3257-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-9643 · Security Note
• https://ubuntu.com/security/CVE-2017-2460 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2377 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2419 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2364 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-2465 · Vendor Advisory