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CWE-20

12,724 CVEs • Abstraction: Class • Likelihood of Exploit: High

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

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CVEs (12,724)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Ibm
1Tivoli Directory Server
Apr 23, 2026
Jan 14, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The do_extendedOp function in ibmslapd in IBM Tivoli Directory Server (TDS) 6.2 on Linux allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted SecureWay 3.2 Event...Show more
The do_extendedOp function in ibmslapd in IBM Tivoli Directory Server (TDS) 6.2 on Linux allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted SecureWay 3.2 Event Registration Request (aka a 1.3.18.0.2.12.1 request).Show less
1Gnu
1Bash
Apr 23, 2026
Jan 14, 2010
N/A· v4
N/A· v3
2.1 LOW· v2
The /etc/profile.d/60alias.sh script in the Mandriva bash package for Bash 2.05b, 3.0, 3.2, 3.2.48, and 4.0 enables the --show-control-chars option in LS_OPTIONS, which allows local users to send escape sequences to term...Show more
The /etc/profile.d/60alias.sh script in the Mandriva bash package for Bash 2.05b, 3.0, 3.2, 3.2.48, and 4.0 enables the --show-control-chars option in LS_OPTIONS, which allows local users to send escape sequences to terminal emulators, or hide the existence of a file, via a crafted filename.Show less
1Mortbay
1Jetty
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or over...Show more
Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator, related to (1) a string value in the Age parameter to the default URI for the Cookie Dump Servlet in test-jetty-webapp/src/main/java/com/acme/CookieDump.java under cookie/, (2) an alphabetic value in the A parameter to jsp/expr.jsp, or (3) an alphabetic value in the Content-Length HTTP header to an arbitrary application.Show less
1Boa
1Boa
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Boa 0.94.14rc21 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP...Show more
Boa 0.94.14rc21 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Yaws
1Yaws
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Yaws 1.85 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP reque...Show more
Yaws 1.85 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Aol
1Aolserver
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
AOLserver 4.5.1 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP...Show more
AOLserver 4.5.1 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Orion
1Orion Application Server
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Orion Application Server 2.0.7 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite fil...Show more
Orion Application Server 2.0.7 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Acme
1Thttpd
Apr 23, 2026
Jan 13, 2010
N/A· v4
9.8 CRITICAL· v3
5.0 MEDIUM· v2
thttpd 2.25b0 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP r...Show more
thttpd 2.25b0 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Acme
1Mini Httpd
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
mini_httpd 1.19 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP...Show more
mini_httpd 1.19 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Cherokee Project
1Cherokee
Apr 23, 2026
Jan 13, 2010
N/A· v4
N/A· v3
5.0 MEDIUM· v2
header.c in Cherokee before 0.99.32 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrit...Show more
header.c in Cherokee before 0.99.32 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.Show less
1Varnish.projects.linpro
1Varnish
Apr 23, 2026
Jan 13, 2010
N/A· v4
9.8 CRITICAL· v3
5.0 MEDIUM· v2
Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP r...Show more
Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator. NOTE: the vendor disputes the significance of this report, stating that "This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.Show less
2Debian
Linux
2Debian Linux
Linux Kernel
Apr 23, 2026
Jan 12, 2010
N/A· v4
N/A· v3
7.8 HIGH· v2
drivers/net/r8169.c in the r8169 driver in the Linux kernel 2.6.32.3 and earlier does not properly check the size of an Ethernet frame that exceeds the MTU, which allows remote attackers to (1) cause a denial of service...Show more
drivers/net/r8169.c in the r8169 driver in the Linux kernel 2.6.32.3 and earlier does not properly check the size of an Ethernet frame that exceeds the MTU, which allows remote attackers to (1) cause a denial of service (temporary network outage) via a packet with a crafted size, in conjunction with certain packets containing A characters and certain packets containing E characters; or (2) cause a denial of service (system crash) via a packet with a crafted size, in conjunction with certain packets containing '\0' characters, related to the value of the status register and erroneous behavior associated with the RxMaxSize register. NOTE: this vulnerability exists because of an incorrect fix for CVE-2009-1389.Show less
1Logoshows
1Logoshows Bbs
Apr 23, 2026
Jan 4, 2010
N/A· v4
N/A· v3
7.5 HIGH· v2
globepersonnel_login.asp in Logoshows BBS 2.0 allows remote attackers to bypass authentication and gain administrative access by setting the (1) pb_username (aka pb%5Fusername) and (2) level cookies.
1Deluxebb
1Deluxebb
Apr 23, 2026
Dec 30, 2009
N/A· v4
N/A· v3
4.0 MEDIUM· v2
misc.php in DeluxeBB 1.3 allows remote attackers to register accounts without a valid email address via a valemail action with the valmem set to a pre-assigned user ID, which is visible from a memberlist action.
1Microsoft
1Internet Information Services
Apr 23, 2026
Dec 29, 2009
N/A· v4
N/A· v3
6.0 MEDIUM· v2
Microsoft Internet Information Services (IIS), when used in conjunction with unspecified third-party upload applications, allows remote attackers to create empty files with arbitrary extensions via a filename containing...Show more
Microsoft Internet Information Services (IIS), when used in conjunction with unspecified third-party upload applications, allows remote attackers to create empty files with arbitrary extensions via a filename containing an initial extension followed by a : (colon) and a safe extension, as demonstrated by an upload of a .asp:.jpg file that results in creation of an empty .asp file, related to support for the NTFS Alternate Data Streams (ADS) filename syntax. NOTE: it could be argued that this is a vulnerability in the third-party product, not IIS, because the third-party product should be applying its extension restrictions to the portion of the filename before the colon.Show less
1Matomo
1Matomo
Apr 23, 2026
Dec 24, 2009
N/A· v4
N/A· v3
7.5 HIGH· v2
The loadContentFromCookie function in core/Cookie.php in Piwik before 0.5 does not validate strings obtained from cookies before calling the unserialize function, which allows remote attackers to execute arbitrary code o...Show more
The loadContentFromCookie function in core/Cookie.php in Piwik before 0.5 does not validate strings obtained from cookies before calling the unserialize function, which allows remote attackers to execute arbitrary code or upload arbitrary files via vectors related to the __destruct function in the Piwik_Config class; php://filter URIs; the __destruct functions in Zend Framework, as demonstrated by the Zend_Log destructor; the shutdown functions in Zend Framework, as demonstrated by the Zend_Log_Writer_Mail class; the render function in the Piwik_View class; Smarty templates; and the _eval function in Smarty.Show less
1Pps.jussieu
1Polipo
Apr 23, 2026
Dec 24, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Polipo 1.0.4, and possibly other versions, allows remote attackers to cause a denial of service (crash) via a request with a Cache-Control header that lacks a value for the max-age field, which triggers a segmentation fa...Show more
Polipo 1.0.4, and possibly other versions, allows remote attackers to cause a denial of service (crash) via a request with a Cache-Control header that lacks a value for the max-age field, which triggers a segmentation fault in the httpParseHeaders function in http_parse.c, and possibly other unspecified vectors.Show less
1Alienvault
1Open Source Security Information Management
Apr 23, 2026
Dec 21, 2009
N/A· v4
N/A· v3
7.5 HIGH· v2
AlienVault Open Source Security Information Management (OSSIM) 2.1.5, and possibly other versions before 2.1.5-4, allows remote attackers to execute arbitrary commands via shell metacharacters in the uniqueid parameter t...Show more
AlienVault Open Source Security Information Management (OSSIM) 2.1.5, and possibly other versions before 2.1.5-4, allows remote attackers to execute arbitrary commands via shell metacharacters in the uniqueid parameter to (1) wcl.php, (2) storage_graphs.php, (3) storage_graphs2.php, (4) storage_graphs3.php, and (5) storage_graphs4.php in sem/.Show less
1Ibm
1Db2
Apr 23, 2026
Dec 16, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The Common Code Infrastructure component in IBM DB2 9.5 before FP5 and 9.7 before FP1 does not properly validate the size of a memory pool during a creation attempt, which allows attackers to cause a denial of service (m...Show more
The Common Code Infrastructure component in IBM DB2 9.5 before FP5 and 9.7 before FP1 does not properly validate the size of a memory pool during a creation attempt, which allows attackers to cause a denial of service (memory consumption) via unspecified vectors.Show less
1Ibm
1Db2
Apr 23, 2026
Dec 16, 2009
N/A· v4
N/A· v3
6.4 MEDIUM· v2
The Client Interfaces component in IBM DB2 8.2 before FP18, 9.1 before FP8, 9.5 before FP5, and 9.7 before FP1 does not validate an unspecified pointer, which allows attackers to overwrite "external memory" via unknown v...Show more
The Client Interfaces component in IBM DB2 8.2 before FP18, 9.1 before FP8, 9.5 before FP5, and 9.7 before FP1 does not validate an unspecified pointer, which allows attackers to overwrite "external memory" via unknown vectors, related to a missing "check for null pointers."Show less