Cisco IOS 12.4/12.4mr denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Cisco IOS 12.4/12.4mr. Affected by this issue is some unknown functionality. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2008-3798. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical has been found in Cisco IOS 12.4/12.4mr (Router Operating System). This affects an unknown functionality. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Cisco IOS 12.4 allows remote attackers to cause a denial of service (device crash) via a normal, properly formed SSL packet that occurs during termination of an SSL session.

The bug was discovered 09/24/2008. The weakness was shared 09/26/2008 with Cisco (Website). It is possible to read the advisory at cisco.com. This vulnerability is uniquely identified as CVE-2008-3798 since 08/27/2008. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 49026 (Vulnerability in Cisco IOS While Processing SSL Packet - Cisco Systems), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43143 (Cisco IOS Multiple SSL Packets Vulnerabilities (cisco-sa-20080924-ssl)).

Applying a patch is able to eliminate this problem. 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 (45370), Tenable (49026), SecurityFocus (BID 31365†), OSVDB (48712†) and Secunia (SA31990†). The entries VDB-44214, VDB-44213, VDB-44212 and VDB-44211 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 49026
Nessus Name: Vulnerability in Cisco IOS While Processing SSL Packet - Cisco Systems
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/27/2008 🔍
09/24/2008 +28 days 🔍
09/24/2008 +0 days 🔍
09/24/2008 +0 days 🔍
09/24/2008 +0 days 🔍
09/24/2008 +0 days 🔍
09/25/2008 +1 days 🔍
09/26/2008 +1 days 🔍
09/26/2008 +0 days 🔍
09/01/2010 +705 days 🔍
03/17/2015 +1658 days 🔍
05/26/2025 +3723 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Organization: Cisco
Status: Confirmed

CVE: CVE-2008-3798 (🔍)
GCVE (CVE): GCVE-0-2008-3798
GCVE (VulDB): GCVE-100-44199

OVAL: 🔍

X-Force: 45370
SecurityFocus: 31365 - Cisco IOS SSL Session Termination Remote Denial of Service Vulnerability
Secunia: 31990
OSVDB: 48712 - CVE-2008-3798 - Cisco - IOS - Denial-of-Service Issue
SecurityTracker: 1020930
Vulnerability Center: 19580 - [cisco-sa-20080924-ssl] Cisco IOS Remote DoS via SSL Packet, Medium
Vupen: ADV-2008-2670

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 05/26/2025 07:22
Changes: 03/17/2015 16:11 (64), 08/17/2019 16:15 (15), 05/26/2025 07:22 (18)
Complete: 🔍
Cache ID: 216::103

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