Cisco IOS 12.x Line Printer Daemon memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS 12.x. It has been classified as problematic. This affects an unknown part of the component Line Printer Daemon. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2007-5381. Furthermore, there is an exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Cisco IOS 12.x (Router Operating System) and classified as problematic. Affected by this vulnerability is an unknown code block of the component Line Printer Daemon. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in the Line Printer Daemon (LPD) in Cisco IOS before 12.2(18)SXF11, 12.4(16a), and 12.4(2)T6 allow remote attackers to execute arbitrary code by setting a long hostname on the target system, then causing an error message to be printed, as demonstrated by a telnet session to the LPD from a source port other than 515.

The bug was discovered 10/10/2007. The weakness was shared 10/11/2007 by Andy Davis with Information Risk Management Plc. (Website). It is possible to read the advisory at irmplc.com. This vulnerability is known as CVE-2007-5381 since 10/11/2007. Access to the local network is required for this attack. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 17791 (Cisco IOS Line Printer Daemon (LPD) Stack Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43274 (Cisco IOS Line Printer Daemon Buffer Overflow Vulnerability (cisco-sr-20071010-lpd)).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at cisco.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published before and not just after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 12712. In this case the pattern +|06 01 02 01 01 05 00| is used for detection.

The vulnerability is also documented in the databases at X-Force (37046), Exploit-DB (30652), Tenable (17791), SecurityFocus (BID 26001†) and OSVDB (37935†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 17791
Nessus Name: Cisco IOS Line Printer Daemon (LPD) Stack Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: cisco.com

Snort ID: 12712
Snort Message: SNMP oversized sysName set request
Snort Pattern: 🔍

Timelineinfo

01/24/2007 🔍
10/10/2007 +259 days 🔍
10/10/2007 +0 days 🔍
10/10/2007 +0 days 🔍
10/11/2007 +1 days 🔍
10/11/2007 +0 days 🔍
10/11/2007 +0 days 🔍
10/11/2007 +0 days 🔍
10/11/2007 +0 days 🔍
10/11/2007 +0 days 🔍
10/14/2007 +2 days 🔍
10/18/2007 +4 days 🔍
01/10/2012 +1545 days 🔍
11/30/2024 +4708 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: irmplc.com
Researcher: Andy Davis
Organization: Information Risk Management Plc.
Status: Confirmed

CVE: CVE-2007-5381 (🔍)
GCVE (CVE): GCVE-0-2007-5381
GCVE (VulDB): GCVE-100-3379
CERT: 🔍
X-Force: 37046 - Cisco IOS LPD daemon hostname buffer overflow, High Risk
SecurityFocus: 26001 - Cisco IOS LPD Remote Buffer Overflow Vulnerability
Secunia: 27169
OSVDB: 37935 - Cisco IOS Line Printer Daemon (LPD) Remote Overflow
SecurityTracker: 1018798
Vulnerability Center: 16487 - [cisco-sr-20071010-lpd] Cisco IOS Line Printer Daemon Remote Code Execution, Medium
Vupen: ADV-2007-3457

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/18/2007 09:49
Updated: 11/30/2024 13:11
Changes: 10/18/2007 09:49 (98), 07/27/2019 11:48 (1), 11/28/2024 10:43 (17), 11/30/2024 13:11 (11)
Complete: 🔍
Cache ID: 216:8C9:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!