CVE-2015-3798 is a memory corruption vulnerability in the TRE library within Libc, affecting Apple iOS before 8.4.1 and OS X before 10.10.5. This flaw allows unauthenticated, remote attackers to execute arbitrary code or cause a denial of service via a specially crafted regular expression. With a CVSS score of 7.5, this vulnerability is considered high severity due to its low attack complexity and potential for partial impact on confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, an exploit demonstrating an integer signedness/overflow has been published on ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 8.4CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | ||
<= 10.10.4CPE matchmatch criteria | cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.