5.8
MEDIUM
CVE-2012-1342
Cisco CRS Fragmented Packet ACL Bypass Vulnerability
Description

Cisco Carrier Routing System (CRS) 3.9, 4.0, and 4.1 allows remote attackers to bypass ACL entries via fragmented packets, aka Bug ID CSCtj10975.

INFO

Published Date :

Aug. 6, 2012, 5:55 p.m.

Last Modified :

March 24, 2020, 6:19 p.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2012-1342 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Cisco carrier_routing_system
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2012-1342.

URL Resource
http://www.cisco.com/cisco/software/release.html?mdfid=279506669&catid=268437899&flowid=1915&reltype=all&relind=AVAILABLE&release=3.9.2&softwareid=280867577 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2012-1342 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2012-1342 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Mar. 24, 2020

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:cisco:carrier_routing_system:3.9:*:*:*:*:*:*:* *cpe:2.3:h:cisco:carrier_routing_system:4.0:*:*:*:*:*:*:* *cpe:2.3:h:cisco:carrier_routing_system:4.1:*:*:*:*:*:*:* OR *cpe:2.3:a:cisco:carrier_routing_system:3.9.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:carrier_routing_system:4.0.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:carrier_routing_system:4.1.0:*:*:*:*:*:*:*
  • Reanalysis by [email protected]

    Sep. 27, 2019

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
    Changed Reference Type http://www.cisco.com/cisco/software/release.html?mdfid=279506669&catid=268437899&flowid=1915&reltype=all&relind=AVAILABLE&release=3.9.2&softwareid=280867577 No Types Assigned http://www.cisco.com/cisco/software/release.html?mdfid=279506669&catid=268437899&flowid=1915&reltype=all&relind=AVAILABLE&release=3.9.2&softwareid=280867577 Vendor Advisory
    Removed CWE CWE-264
    Added CWE CWE-863
  • Initial Analysis by [email protected]

    Aug. 07, 2012

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2012-1342 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2012-1342 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.13 }} 0.02%

score

0.48692

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability