Yüksek CVSS 7.5 PoC var
CVE-2019-20454: Pcre2: sınır dışı okuma
Açıklama (NVD)
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.
Özet bilgiler
- Ürün
- Pcre Pcre2
- CVSS v3.1
- 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- %1,56 (yüzdelik 75)
- CWE
- CWE-125
- Yama
- Mevcut
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| pcre-pcre2 | 10.31 | — | 10.34 |
| fedoraproject-fedora | 31 | 31 | — |
| splunk-universal-forwarder | 8.2.0 | — | 8.2.12 |
| splunk-universal-forwarder | 9.0.0 | — | 9.0.6 |
| splunk-universal-forwarder | 9.1.0 | 9.1.0 | — |