CVEvulnerability

CVE-2008-5557

10.0 HIGH Published 2008-12-23 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2008-12-23
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
10.0 HIGH — AV:N/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-119

Description

Heap-based buffer overflow in ext/mbstring/libmbfl/filters/mbfilter_htmlent.c in the mbstring extension in PHP 4.3.0 through 5.2.6 allows context-dependent attackers to execute arbitrary code via a crafted string containing an HTML entity, which is not properly handled during Unicode conversion, related to the (1) mb_convert_encoding, (2) mb_check_encoding, (3) mb_convert_variables, and (4) mb_parse_str functions.

Affected configurations

• php php 4.3.0 • php php 4.3.1 • php php 4.3.2 • php php 4.3.3 • php php 4.3.4 • php php 4.3.5 • php php 4.3.6 • php php 4.3.7 • php php 4.3.8 • php php 4.3.9 • php php 4.3.10 • php php 4.3.11 • php php 4.4.0 • php php 4.4.1 • php php 4.4.2 • php php 4.4.3 • php php 4.4.4 • php php 4.4.5 • php php 4.4.6 • php php 4.4.7 • php php 4.4.8 • php php 4.4.9 • php php 5.0.0 • php php 5.0.1 • php php 5.0.2 • php php 5.0.3 • php php 5.0.4 • php php 5.0.5 • php php 5.1.0 • php php 5.1.1 • php php 5.1.2 • php php 5.1.3 • php php 5.1.4 • php php 5.1.5 • php php 5.1.6 • php php 5.2.0 • php php 5.2.1 • php php 5.2.2 • php php 5.2.3 • php php 5.2.4 • php php 5.2.5 • php php 5.2.6

Related

Weakness · CWE (1)

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

References