Buffer overflow in Php

CVE-2014-3597

Multiple buffer overflows in the php_parserr function in ext/standard/dns.c in PHP before 5.4.32 and 5.5.x before 5.5.16 allow remote DNS servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted DNS record, related to the dns_get_record function and the dn_expand function. NOTE: this issue exists because of an incomplete fix for CVE-2014-4049.

Vulnerability class: Buffer Overflow

EPSS: 0.154 (96.4th percentile) — read the EPSS interpretation.

Affected products

  • Php — versions 5.4.0, 5.4.1, 5.4.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2014-3597?
CVE-2014-3597 is a vulnerability in Php, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2014-08-23.
Is CVE-2014-3597 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.