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CWE-120

4,412 CVEs • Abstraction: Base • Likelihood of Exploit: High

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

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CVEs (4,412)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Gimp
1Gimp
Apr 16, 2026
Jul 6, 2006
N/A· v4
N/A· v3
5.1 MEDIUM· v2
Buffer overflow in the xcf_load_vector function in app/xcf/xcf-load.c for gimp before 2.2.12 allows user-assisted attackers to cause a denial of service (crash) and possibly execute arbitrary code via an XCF file with a...Show more
Buffer overflow in the xcf_load_vector function in app/xcf/xcf-load.c for gimp before 2.2.12 allows user-assisted attackers to cause a denial of service (crash) and possibly execute arbitrary code via an XCF file with a large num_axes value in the VECTORS property.Show less
3Canonical
DebianLinux
3Debian Linux
Linux KernelUbuntu Linux
Apr 16, 2026
Jul 5, 2006
N/A· v4
N/A· v3
4.6 MEDIUM· v2
The dvd_read_bca function in the DVD handling code in drivers/cdrom/cdrom.c in Linux kernel 2.2.16, and later versions, assigns the wrong value to a length variable, which allows local users to execute arbitrary code via...Show more
The dvd_read_bca function in the DVD handling code in drivers/cdrom/cdrom.c in Linux kernel 2.2.16, and later versions, assigns the wrong value to a length variable, which allows local users to execute arbitrary code via a crafted USB Storage device that triggers a buffer overflow.Show less
1Microsoft
2Office
Works Suite
Apr 16, 2026
May 20, 2006
N/A· v4
8.8 HIGH· v3
7.6 HIGH· v2
Buffer overflow in Microsoft Word in Office 2000 SP3, Office XP SP3, Office 2003 Sp1 and SP2, and Microsoft Works Suites through 2006, allows user-assisted attackers to execute arbitrary code via a malformed object point...Show more
Buffer overflow in Microsoft Word in Office 2000 SP3, Office XP SP3, Office 2003 Sp1 and SP2, and Microsoft Works Suites through 2006, allows user-assisted attackers to execute arbitrary code via a malformed object pointer, as originally reported by ISC on 20060519 for a zero-day attack.Show less
1Stlport Project
1Stlport
Apr 16, 2026
Mar 2, 2006
N/A· v4
N/A· v3
4.6 MEDIUM· v2
Multiple buffer overflows in STLport 5.0.2 might allow local users to execute arbitrary code via (1) long locale environment variables to a strcpy function call in c_locale_glibc2.c and (2) long arguments to unspecified...Show more
Multiple buffer overflows in STLport 5.0.2 might allow local users to execute arbitrary code via (1) long locale environment variables to a strcpy function call in c_locale_glibc2.c and (2) long arguments to unspecified functions in num_put_float.cpp.Show less
1Microsoft
4Exchange Server
Windows 2000Windows Server 2003+1 more
Apr 16, 2026
Oct 13, 2005
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in Collaboration Data Objects (CDO), as used in Microsoft Windows and Microsoft Exchange Server, allows remote attackers to execute arbitrary code when CDOSYS or CDOEX processes an e-mail message with a l...Show more
Buffer overflow in Collaboration Data Objects (CDO), as used in Microsoft Windows and Microsoft Exchange Server, allows remote attackers to execute arbitrary code when CDOSYS or CDOEX processes an e-mail message with a large header name, as demonstrated using the "Content-Type" string.Show less
2Debian
Www Sql Project
2Debian Linux
Www Sql
Apr 16, 2026
Dec 6, 2004
N/A· v4
N/A· v3
7.2 HIGH· v2
Buffer overflow in cgi.c in www-sql before 0.5.7 allows local users to execute arbitrary code via a web page that is processed by www-sql.
1Microsoft
3Interix
Windows 2000Windows Nt
Apr 16, 2026
Aug 6, 2004
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
The POSIX component of Microsoft Windows NT and Windows 2000 allows local users to execute arbitrary code via certain parameters, possibly by modifying message length values and causing a buffer overflow.
1Python
1Python
Apr 16, 2026
Apr 15, 2004
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in the getaddrinfo function in Python 2.2 before 2.2.2, when IPv6 support is disabled, allows remote attackers to execute arbitrary code via an IPv6 address that is obtained using DNS.
1Opera
1Opera Browser
Apr 16, 2026
Dec 31, 2003
N/A· v4
N/A· v3
9.3 HIGH· v2
Buffer overflow in Opera 7.02 Build 2668 allows remote attackers to crash Opera via a long HTTP request ending in a .ZIP extension.
1Opera
1Opera Browser
Apr 16, 2026
Dec 31, 2003
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in Opera 6.05 and 6.06, and possibly other versions, allows remote attackers to execute arbitrary code via a URL with a long username.
1Mathopd
1Mathopd
Apr 16, 2026
Dec 31, 2003
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in the prepare_reply function in request.c for Mathopd 1.2 through 1.5b13, and possibly earlier versions, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary...Show more
Buffer overflow in the prepare_reply function in request.c for Mathopd 1.2 through 1.5b13, and possibly earlier versions, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via an HTTP request with a long path.Show less
1Wireless Tools Project
1Wireless Tools
Apr 16, 2026
Dec 15, 2003
N/A· v4
N/A· v3
7.2 HIGH· v2
Buffer overflow in iwconfig, when installed setuid, allows local users to execute arbitrary code via a long OUT environment variable.
1Terascript
1Wintango Application Server
Apr 16, 2026
Aug 27, 2003
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in WiTango Application Server and Tango 2000 allows remote attackers to execute arbitrary code via a long cookie to Witango_UserReference.
3Debian
Falconseye ProjectNethack
3Debian Linux
FalconseyeNethack
Apr 16, 2026
Jun 9, 2003
N/A· v4
N/A· v3
4.6 MEDIUM· v2
Buffer overflow in (1) nethack 3.4.0 and earlier, and (2) falconseye 1.9.3 and earlier, which is based on nethack, allows local users to gain privileges via a long -s command line option.
7Gentoo
HpNetbsd+4 more
9Alphaserver Sc
BsdosHp Ux+6 more
Apr 16, 2026
Mar 7, 2003
N/A· v4
N/A· v3
10.0 HIGH· v2
Buffer overflow in Sendmail 5.79 to 8.12.7 allows remote attackers to execute arbitrary code via certain formatted address fields, related to sender and recipient header comments as processed by the crackaddr function of...Show more
Buffer overflow in Sendmail 5.79 to 8.12.7 allows remote attackers to execute arbitrary code via certain formatted address fields, related to sender and recipient header comments as processed by the crackaddr function of headers.c.Show less
1Oracle
1Mysql
Apr 16, 2026
Oct 11, 2002
N/A· v4
7.8 HIGH· v3
4.6 MEDIUM· v2
Buffer overflow in MySQL daemon (mysqld) before 3.23.50, and 4.0 beta before 4.02, on the Win32 platform, allows local users to execute arbitrary code via a long "datadir" parameter in the my.ini initialization file, who...Show more
Buffer overflow in MySQL daemon (mysqld) before 3.23.50, and 4.0 beta before 4.02, on the Win32 platform, allows local users to execute arbitrary code via a long "datadir" parameter in the my.ini initialization file, whose permissions on Windows allow Full Control to the Everyone group.Show less
1Microsoft
1Exchange Server
Apr 16, 2026
Aug 12, 2002
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lo...Show more
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.Show less
6Debian
FreebsdGnu+3 more
6Debian Linux
FreebsdLinux+3 more
Jul 23, 2026
Mar 8, 2002
N/A· v4
N/A· v3
7.2 HIGH· v2
Buffer overflow in ncurses 5.0, and the ncurses4 compatibility package as used in Red Hat Linux, allows local users to gain privileges, related to "routines for moving the physical cursor and scrolling."
9Debian
FreebsdIbm+6 more
11Aix
Debian LinuxFreebsd+8 more
Apr 16, 2026
Aug 14, 2001
N/A· v4
N/A· v3
10.0 HIGH· v2
Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by t...Show more
Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by the telrcv function.Show less
1Mit
1Kerberos 5
Apr 16, 2026
May 16, 2001
N/A· v4
N/A· v3
7.5 HIGH· v2
Buffer overflow in MIT Kerberos 5 (krb5) 1.2.2 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via base-64 encoded data, which is not properly handled when the radix_e...Show more
Buffer overflow in MIT Kerberos 5 (krb5) 1.2.2 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via base-64 encoded data, which is not properly handled when the radix_encode function processes file glob output from the ftpglob function.Show less