Vulnerabilities > Critical

DATE CVE VULNERABILITY TITLE RISK
2002-03-15 CVE-2002-0059 Double Free vulnerability in Zlib
The decompression algorithm in zlib 1.1.3 and earlier, as used in many different utilities and packages, causes inflateEnd to release certain memory more than once (a "double free"), which may allow local and remote attackers to execute arbitrary code via a block of malformed compression data.
network
low complexity
zlib CWE-415
critical
9.8
2001-12-31 CVE-2001-1496 Off-by-one Error vulnerability in Acme Thttpd
Off-by-one buffer overflow in Basic Authentication in Acme Labs thttpd 1.95 through 2.20 allows remote attackers to cause a denial of service and possibly execute arbitrary code.
network
low complexity
acme CWE-193
critical
9.8
2001-12-31 CVE-2001-1481 Cleartext Storage of Sensitive Information vulnerability in Xitami 2.4/2.5
Xitami 2.4 through 2.5 b4 stores the Administrator password in plaintext in the default.aut file, whose default permissions are world-readable, which allows remote attackers to gain privileges.
network
low complexity
xitami CWE-312
critical
9.8
2001-10-18 CVE-2001-0766 Improper Handling of Case Sensitivity vulnerability in Apache Http Server 1.3.14
Apache on MacOS X Client 10.0.3 with the HFS+ file system allows remote attackers to bypass access restrictions via a URL that contains some characters whose case is not matched by Apache's filters.
network
low complexity
apache CWE-178
critical
9.8
2001-10-05 CVE-2001-1125 Download of Code Without Integrity Check vulnerability in Symantec Liveupdate 1.0/1.4/1.5
Symantec LiveUpdate before 1.6 does not use cryptography to ensure the integrity of download files, which allows remote attackers to execute arbitrary code via DNS spoofing of the update.symantec.com site.
network
low complexity
symantec CWE-494
critical
9.8
2001-08-31 CVE-2001-0967 Use of Password Hash With Insufficient Computational Effort vulnerability in Arkeia 4.2/4.2.82
Knox Arkeia server 4.2, and possibly other versions, uses a constant salt when encrypting passwords using the crypt() function, which makes it easier for an attacker to conduct brute force password guessing.
network
low complexity
arkeia CWE-916
critical
9.8
2001-08-23 CVE-2001-1155 Incorrect Authorization vulnerability in Freebsd 4.1.1/4.2/4.3
TCP Wrappers (tcp_wrappers) in FreeBSD 4.1.1 through 4.3 with the PARANOID ACL option enabled does not properly check the result of a reverse DNS lookup, which could allow remote attackers to bypass intended access restrictions via DNS spoofing.
network
low complexity
freebsd CWE-863
critical
9.8
2001-08-02 CVE-2001-0609 Off-by-one Error vulnerability in Infodrom Cfingerd
Format string vulnerability in Infodrom cfingerd 1.4.3 and earlier allows a remote attacker to gain additional privileges via a malformed ident reply that is passed to the syslog function.
network
low complexity
infodrom CWE-193
critical
9.8
2001-07-12 CVE-2001-1291 Improper Restriction of Excessive Authentication Attempts vulnerability in 3Com Superstack II PS HUB 40 Firmware
The telnet server for 3Com hardware such as PS40 SuperStack II does not delay or disconnect remote attackers who provide an incorrect username or password, which makes it easier to break into the server via brute force password guessing.
network
low complexity
3com CWE-307
critical
9.8
2001-07-02 CVE-2001-0395 Improper Restriction of Excessive Authentication Attempts vulnerability in Lightwavemo Consoleserver 3200 Firmware
Lightwave ConsoleServer 3200 does not disconnect users after unsuccessful login attempts, which could allow remote attackers to conduct brute force password guessing.
network
low complexity
lightwavemo CWE-307
critical
9.8