Buffer overflow in Pcre

CVE-2015-3210

Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows remote attackers to execute arbitrary code via a crafted regular expression, as demonstrated by /^(?P=B)((?P=B)(?J:(?P<B>c)(?P<B>a(?P=B)))>WGXCREDITS)/, a differen…

Vulnerability class: Buffer Overflow

EPSS: 0.057 (90.6th 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

  • Pcre — versions 8.34, 8.35, 8.36
  • Pcre Pcre2 — versions 10.10
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2015-3210?
CVE-2015-3210 is a critical-severity vulnerability in Pcre, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2016-12-13.
How severe is CVE-2015-3210?
Critical severity. CVSS v3 base score is 9.8 out of 10.