High Severity Vulnerabilities

111.5K CVEs classified as high severity

HIGH
Total CVEs
111.5K
Vulnerabilities
Avg CVSS
8.5
High
Max CVSS
10.0
Highest
Min CVSS
7.2
Lowest

Browse by Severity

High Severity CVEs

Page 4469 of 4645
CVSS:9.3(Critical)

Buffer overflow in the handling of command line arguments in Skype 1.0.x.94 through 1.0.x.98 allows remote attackers to execute arbitrary code via a callto:// URL with a long non-existent username, a ...

CVSS:10.0(Critical)

SQL injection vulnerability in SQLgrey Postfix greylisting service before 1.2.0 allows remote attackers to execute arbitrary SQL commands via the (1) sender or (2) recipient e-mail addresses.

CVSS:7.5(High)

Microsoft Internet Explorer 6.0 SP2 allows remote attackers to spoof a legitimate URL in the status bar and conduct a phishing attack via a web page that contains a BASE element that points to the leg...

CVSS:10.0(Critical)

Cisco Secure Access Control Server for Windows (ACS Windows) and Cisco Secure Access Control Server Solution Engine (ACS Solution Engine) 3.3.1, when the EAP-TLS protocol is enabled, does not properly...

CVSS:7.5(High)

MIMEDefang in MIME-tools 5.414 allows remote attackers to bypass virus scanning capabilities via an e-mail attachment with a virus that contains an empty boundary string in the Content-Type header.

CVSS:10.0(Critical)

Format string vulnerability in the cherokee_logger_ncsa_write_string function in Cherokee 0.4.17 and earlier, when authenticating via auth_pam, allows remote attackers to cause a denial of service (ap...

CVSS:7.5(High)

Archive::Zip Perl module before 1.14, when used by antivirus programs such as amavisd-new, allows remote attackers to bypass antivirus protection via a compressed file with both local and global heade...

CVSS:10.0(Critical)

Multiple integer overflows in (1) readbmp.c, (2) readgif.c, (3) readgif.c, (4) readmrf.c, (5) readpcx.c, (6) readpng.c,(7) readpnm.c, (8) readprf.c, (9) readtiff.c, (10) readxbm.c, (11) readxpm.c in z...

CVSS:10.0(Critical)

Buffer overflow in InnerMedia DynaZip DUNZIP32.dll file version 5.00.03 and earlier allows remote attackers to execute arbitrary code via a ZIP file containing a file with a long filename, as demonstr...

CVSS:7.5(High)

Postfix server for Apple Mac OS X 10.3.6, when using CRAM-MD5, allows remote attackers to send mail without authentication by replaying authentication information.

CVSS:7.5(High)

Buffer overflow in PSNormalizer for Apple Mac OS X 10.3.6 allows remote attackers to execute arbitrary code via a crafted PostScript input file.

CVSS:7.5(High)

mod_digest_apple for Apache 1.3.31 and 1.3.32 on Mac OS X Server does not properly verify the nonce of a client response, which allows remote attackers to replay credentials.

CVSS:10.0(Critical)

The WINS service (wins.exe) on Microsoft Windows NT Server 4.0, Windows 2000 Server, and Windows Server 2003 allows remote attackers to write to arbitrary memory locations and possibly execute arbitra...

CVSS:7.2(High)

Buffer overflow in (1) ncplogin and (2) ncpmap in nwclient.c for ncpfs 2.2.4, and possibly other versions, may allow local users to gain privileges via a long -T option.

CVSS:7.5(High)

Stack-based buffer overflow in the client for Citrix Program Neighborhood Agent for Win32 8.00.24737 and earlier and Citrix MetaFrame Presentation Server client for WinCE before 8.33 allows remote att...

CVSS:7.2(High)

Multiple buffer overflows in the RtConfigLoad function in rt-config.c for Atari800 before 1.3.4 allow local users to execute arbitrary code via large values in the configuration file.

CVSS:7.2(High)

The binfmt_elf loader (binfmt_elf.c) in Linux kernel 2.4.x up to 2.4.27, and 2.6.x up to 2.6.8, may create an interpreter name string that is not NULL terminated, which could cause strings longer than...

CVSS:7.2(High)

The binfmt_elf loader (binfmt_elf.c) in Linux kernel 2.4.x up to 2.4.27, and 2.6.x up to 2.6.8, does not properly handle a failed call to the mmap function, which causes an incorrect mapped image and ...

CVSS:7.2(High)

The load_elf_binary function in the binfmt_elf loader (binfmt_elf.c) in Linux kernel 2.4.x up to 2.4.27, and 2.6.x up to 2.6.8, does not properly check return values from calls to the kernel_read func...

CVSS:10.0(Critical)

Off-by-one error in the mysasl_canon_user function in Cyrus IMAP Server 2.2.9 and earlier leads to a buffer overflow, which may allow remote attackers to execute arbitrary code via the username.

CVSS:10.0(Critical)

Buffer overflow in the exif_read_data function in PHP before 4.3.10 and PHP 5.x up to 5.0.2 allows remote attackers to execute arbitrary code via a long section name in an image file.

CVSS:10.0(Critical)

The safe mode checks in PHP 4.x to 4.3.9 and PHP 5.x to 5.0.2 truncate the file path before passing the data to the realpath function, which could allow attackers to bypass safe mode. NOTE: this issue...

CVSS:10.0(Critical)

PHP 4.x to 4.3.9, and PHP 5.x to 5.0.2, when running in safe mode on a multithreaded Unix webserver, allows local users to bypass safe_mode_exec_dir restrictions and execute commands outside of the in...

CVSS:7.2(High)

Multiple drivers in Linux kernel 2.4.19 and earlier do not properly mark memory with the VM_IO flag, which causes incorrect reference counts and may lead to a denial of service (kernel panic) when acc...