Out-of-bounds Read in Oniguruma_project Oniguruma
CVE-2019-19012
An integer overflow in the search_in_range function in regexec.c in Oniguruma 6.x before 6.9.4_rc2 leads to an out-of-bounds read, in which the offset of this read is under the control of an attacker. (This only affects the 32-bit compiled…
Vulnerability class: Buffer Overflow
EPSS: 0.105 (95.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Oniguruma_project Oniguruma — versions 6.9.4
- Debian Debian_linux — versions 8.0
- Fedoraproject Fedora — versions 30, 31
- Redhat Enterprise_linux — versions 8.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2019-19012?
- CVE-2019-19012 is a critical-severity vulnerability in Oniguruma_project Oniguruma, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2019-11-17.
- How severe is CVE-2019-19012?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-19012 known to be exploited?
- 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.