Cisco IOS 12.4xw/12.4xy/12.4xz/12.4ya memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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10.0$25k-$100k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Cisco IOS 12.4xw/12.4xy/12.4xz/12.4ya. Impacted is an unknown function. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2009-2865. No exploit exists.

Detailsinfo

A vulnerability has been found in Cisco IOS 12.4xw/12.4xy/12.4xz/12.4ya (Router Operating System) and classified as very critical. This vulnerability affects an unknown part. 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. CVE summarizes:

Buffer overflow in the login implementation in the Extension Mobility feature in the Unified Communications Manager Express (CME) component in Cisco IOS 12.4XW, 12.4XY, 12.4XZ, and 12.4YA allows remote attackers to execute arbitrary code or cause a denial of service via crafted HTTP requests, aka Bug ID CSCsq58779.

The weakness was disclosed 09/23/2009 with Cisco (Website). The advisory is available at cisco.com. This vulnerability was named CVE-2009-2865. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $25k-$100k at the moment (estimation calculated on 03/30/2025).

The vulnerability scanner Nessus provides a plugin with the ID 49041 (Cisco Unified Communications Manager Express Vulnerability - Cisco Systems), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43171 (Cisco IOS Unified Communications Manager Express Vulnerability(cisco-sa-20090923-cme)).

A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (53448), Tenable (49041), SecurityFocus (BID 36498†), OSVDB (58335†) and SecurityTracker (ID 1022932†). The entries VDB-50246, VDB-50245, VDB-50244 and VDB-50243 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 10.0

VulDB Base Score: 10.0
VulDB Temp Score: 10.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 49041
Nessus Name: Cisco Unified Communications Manager Express Vulnerability - Cisco Systems
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/19/2009 🔍
09/23/2009 +35 days 🔍
09/23/2009 +0 days 🔍
09/23/2009 +0 days 🔍
09/23/2009 +0 days 🔍
09/24/2009 +0 days 🔍
09/24/2009 +0 days 🔍
09/28/2009 +3 days 🔍
09/01/2010 +338 days 🔍
03/18/2015 +1659 days 🔍
03/30/2025 +3664 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Organization: Cisco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-2865 (🔍)
GCVE (CVE): GCVE-0-2009-2865
GCVE (VulDB): GCVE-100-50242
X-Force: 53448
SecurityFocus: 36498 - Cisco Unified Communications Manager Express Extension Mobility Buffer Overflow Vulnerability
OSVDB: 58335 - Cisco IOS Unified Communications Manager Express (CME) Extension Mobility Feature Login Component Remote Overflow
SecurityTracker: 1022932
Vulnerability Center: 23565 - [cisco-sa-20090923-cme] Cisco Unified Communications Manager Express Remote Code Execution, High

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 03/30/2025 00:25
Changes: 03/18/2015 15:15 (59), 02/15/2017 09:18 (9), 08/23/2021 09:08 (3), 08/23/2021 09:11 (1), 11/29/2024 11:42 (15), 03/30/2025 00:25 (2)
Complete: 🔍
Cache ID: 216::103

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

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