CVE-2019-20454
PoC —CVSS 3.1
7.5 high
EPSS
2%p74
Published
()
Modified
Description
An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, which would allow an attacker to crash the application. The flaw occurs in do_extuni_no_utf in pcre2_jit_compile.c.
- Vendors
- pcrefedoraprojectsplunk
- Products
- pcre2, fedora, universal forwarder
- Weakness
- CWE-125
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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