VDB
CVE-2019-20454
CVE-2019-20454
PUBLISHED
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.
EPSS 0.09% · 25.4th percentile
Risk Scores
EPSS Score
0.09%
25.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:18.04:LTS | pcre2 | 10.22-3, 10.22-4, 10.22-5 |
Exploit Intelligence
- https://bugs.php.net/bug.php?id=78338 (nist-nvd)
Timeline
- Feb 14, 2020 CVE Published
- Jul 9, 2020 CVE Updated
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-20454 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-20454 third-party-advisory