[SECURITY] [DSA 474-1] New squid packages fix ACL bypass

-------------------------------------------------------------------------- Debian Security Advisory DSA 474-1 [email protected] http://www.debian.org/security/ Matt Zimmerman April 3rd, 2004 http://www.debian.org/security/faq -...

squid URL ACL protection bypass

By escaping URL characters it's possible to bypass URL filtering...

Old IOS versions ACL protection bypass

Packets with RST+ACK flags are not filtered...

squid ACL bypass due to URL decoding bug

From the Squid advisory: Squid versions 2.5.STABLE4 and earlier contain a bug in the "%xx" URL decoding function. It may insert a NUL character into decoded URLs, which may allow users to bypass urlregex ACLs...

KLA10362 OSI vulnerability in The Bat

An insecure ACL was found in The Bat! By exploiting this vulnerability malicious users can read e-mail messages. This vulnerability can be exploited locally. Original advisories - Related products The-Bat! CVE list CVE-2003-1133 warning Solution Update to latest version Impacts OSI Obtain sensiti...

Centrinity FirstClass HTTP Server 7.1 - Directory Disclosure

source: https://www.securityfocus.com/bid/8920/info It has been reported that Centrinity FirstClass HTTP server may be prone to an information disclosure vulnerability that may allow a remote attacker to disclose listings for server root and user web directories on a vulnerable system. This issue...

AdSubtract Proxy protection bypass

Any host with 127.0.0.1 in PTR record can bypass any ACL limitations...

AdSubtract Proxy ACL Bypass Vulnerability

AdSubtract Proxy ACL Bypass Vulnerability URL http://www.lurhq.com/advisory20030604.html Release Date June 4, 2003 Author Joe Stewart About AdSubtract AdSubtract is one of the leading products in the banner-ad blocking software market. It is frequently bundled with modems from several leading...

ICQLite executable trojaning

bugtraq@, Title: ICQ Lite executable trojaning Affected: ICQLite 2003a Vendor: ICQ Inc Vendor URL: http://www.icq.com Risk: Average Exploitable: Yes Remote: No Date: May, 29 2003 Advisory URL: http://www.security.nnov.ru/advisories/icqlite.asp I. Intro: ICQ Lite is popular internet messenger...

WinXP Pro(Gold) Insecure System Restore File Permissions

WinXP ProGold Insecure System Restore File Permissions On the Windows XP ProfessionalGold, the "System Restore" files are not protected properly by NTFS ACL, so every local user can access these important files. System Restore files are stored in the "System Volume Information" directory, and thi...

CVE-2001-1030

CVE-2001-1030 affects the Squid proxy server when used in HTTP accelerator mode. The vulnerability exists if httpd_accel_host and http_accel_with_proxy are off, enabling an attacker to bypass ACLs and perform unauthorized activities such as port scanning. Concrete details from connected sources i...

Cisco IOS Firewall CBAC ACL Bypass (CSCdv48261)

The IOS Firewall Feature set, also known as Cisco Secure Integrated Software, also known as Context Based Access Control CBAC, and introduced in IOS version 11.2P, has a vulnerability that permits traffic normally expected to be denied by the dynamic access control lists. An attacker may use this...

Cisco IOS tacacs Keyword ACL Bypass (CSCdi36962)

The remote device seems to be vulnerable to a flaw in IOS when the keyword 'tacacs-ds' or 'tacacs' is being used in extended ACLs. This bug can, under very specific circumstances and only with certain IP host implementations, allow unauthorized packets to circumvent a filtering router. This...

Cisco IOS established Keyword ACL Bypass (CSCdi34061)

The remote device seems to be vulnerable to a flaw in IOS when the keyword 'established' is being used in the ACLs. This bug can, under very specific circumstances and only with certain IP host implementations, allow unauthorized packets to circumvent a filtering router. This vulnerability is...

Cisco Gigabit Switch Routers (GSR) Line Card Failure ACL Bypas (CSCdp35794)

A defect in Cisco IOS Software running on all models of Gigabit Switch Routers GSRs configured with Gigabit Ethernet or Fast Ethernet cards may cause packets to be forwarded without correctly evaluating configured access control lists ACLs. In addition to circumventing the access control lists, i...

CVE-2001-0865

Cisco 12000 Series Routers (IOS 12.0) with Engine 2 line cards are affected by CVE-2001-0865. The issue is that the outgoing ACL implementation does not support the fragment keyword, potentially allowing fragmented packets to bypass the ACL as configured (violation of intended access). The descri...

CVE-2001-0864

Cisco 12000 Series routers with IOS 12.0 and Engine 2 line cards have an ACL boundary bug: when an outgoing ACL contains exactly 448 entries, the implicit/deny rule may be bypassed for some outbound packets. Affected component: outgoing ACL processing on Engine 2-based line cards; impact: potenti...

CVE-2001-0862

Cisco 12000 Series routers running IOS 12.0 with Engine 2 line cards are affected. The flaw permits non‑initial IP fragments to bypass ACLs, enabling a remote attacker to bypass firewall rules. The issue is tied to how fragment handling is treated in ACLs, leading to incomplete filtering. Affecte...

CVE-2001-0864

Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not properly handle the implicit "deny ip any any" rule in an outgoing ACL when the ACL contains exactly 448 entries, which can allow some outgoing packets to bypass access restrictions...

CVE-2001-0866

Cisco 12000 with IOS 12.0 and lines card based on Engine 2 does not properly handle an outbound ACL when an input ACL is not configured on all the interfaces of a multi port line card, which could allow remote attackers to bypass the intended access controls...