CVEvulnerability

CVE-2013-6420

7.5 HIGH Published 2013-12-17 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2013-12-17
Last modified
2026-06-17
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-119

Description

The asn1_time_to_time_t function in ext/openssl/openssl.c in PHP before 5.3.28, 5.4.x before 5.4.23, and 5.5.x before 5.5.7 does not properly parse (1) notBefore and (2) notAfter timestamps in X.509 certificates, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted certificate that is not properly handled by the openssl_x509_parse function.

Affected configurations

• php php 5.4.0 • php php 5.4.1 • php php 5.4.2 • php php 5.4.3 • php php 5.4.4 • php php 5.4.5 • php php 5.4.6 • php php 5.4.7 • php php 5.4.8 • php php 5.4.9 • php php 5.4.10 • php php 5.4.11 • php php 5.4.12 • php php 5.4.13 • php php 5.4.14 • php php 5.4.15 • php php 5.4.16 • php php 5.4.17 • php php 5.4.18 • php php 5.4.19 • php php 5.4.20 • php php 5.4.21 • php php 5.4.22 • opensuse opensuse 11.4 • opensuse opensuse 12.2 • opensuse opensuse 12.3 • opensuse opensuse 13.1 • apple mac os x (<= 10.9.1) • php php (<= 5.3.27) • php php 5.3.0 • php php 5.3.1 • php php 5.3.2 • php php 5.3.3 • php php 5.3.4 • php php 5.3.5 • php php 5.3.6 • php php 5.3.7 • php php 5.3.8 • php php 5.3.9 • php php 5.3.10 • php php 5.3.11 • php php 5.3.12 • php php 5.3.13 • php php 5.3.14 • php php 5.3.15 • php php 5.3.16 • php php 5.3.17 • php php 5.3.18 • php php 5.3.19 • php php 5.3.20 • php php 5.3.21 • php php 5.3.22 • php php 5.3.23 • php php 5.3.24 • php php 5.3.25 • php php 5.3.26 • php php 5.5.0 • php php 5.5.1 • php php 5.5.2 • php php 5.5.3 … and 3 more

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References