IBM AIX 5.2/5.3 xlock 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 labeled as problematic has been found in IBM AIX 5.2/5.3. Impacted is an unknown function of the component xlock. The manipulation results in memory corruption. This vulnerability is identified as CVE-2007-4217. There is not any exploit available. It is suggested to disable the affected component.

Detailsinfo

A vulnerability was found in IBM AIX 5.2/5.3 (Operating System). It has been classified as problematic. Affected is an unknown part of the component xlock. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in the domacro function in ftp in IBM AIX 5.2 and 5.3 allows local users to gain privileges via a long parameter to a macro, as demonstrated by executing a macro via the $ command.

The issue has been introduced in 10/01/2002. The weakness was released 10/31/2007 by Joshua J. Drake with iDefense (Website). The advisory is available at www14.software.ibm.com. This vulnerability is traded as CVE-2007-4217 since 08/08/2007. The attack needs to be done within the local network. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1856 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 28980 (AIX 5.2 TL 10 : bos.net.tcp.client (U812065)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family AIX Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118418 (IBM AIX FTP Buffer Overflow Vulnerability).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at ibm.com.

The vulnerability is also documented in the databases at X-Force (38162), Tenable (28980), SecurityFocus (BID 26260†), Secunia (SA27437†) and SecurityTracker (ID 1018871†). Entries connected to this vulnerability are available at VDB-3421, VDB-3428, VDB-3427 and VDB-3424. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 28980
Nessus Name: AIX 5.2 TL 10 : bos.net.tcp.client (U812065)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Disable
Status: 🔍

0-Day Time: 🔍

Patch: ibm.com

Timelineinfo

10/01/2002 🔍
08/08/2007 +1772 days 🔍
10/30/2007 +83 days 🔍
10/30/2007 +0 days 🔍
10/31/2007 +1 days 🔍
10/31/2007 +0 days 🔍
11/01/2007 +1 days 🔍
11/05/2007 +4 days 🔍
06/07/2025 +6424 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: www14.software.ibm.com
Researcher: Joshua J. Drake
Organization: iDefense
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-4217 (🔍)
GCVE (CVE): GCVE-0-2007-4217
GCVE (VulDB): GCVE-100-3426
X-Force: 38162
SecurityFocus: 26260 - IBM AIX ftp Local Privilege Escalation Vulnerability
Secunia: 27437 - IBM AIX Multiple Privilege Escalation Vulnerabilities, Less Critical
SecurityTracker: 1018871
Vupen: ADV-2007-3669

See also: 🔍

Entryinfo

Created: 11/01/2007 09:21
Updated: 06/07/2025 19:20
Changes: 11/01/2007 09:21 (70), 01/14/2018 10:24 (11), 03/16/2021 08:00 (3), 06/07/2025 19:20 (20)
Complete: 🔍
Cache ID: 216:2EF:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!