Debian Linux 4.0 Emacs denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

A vulnerability has been found in Debian Linux 4.0 (Operating System) and classified as critical. Affected by this vulnerability is an unknown code block of the component Emacs. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Emacs 21 allows user-assisted attackers to cause a denial of service (crash) via certain crafted images, as demonstrated via a GIF image in vm mode, related to image size calculation.

The bug was discovered 01/29/2007. The weakness was shared 06/21/2007 (Website). It is possible to read the advisory at debian.org. This vulnerability is known as CVE-2007-2833 since 05/24/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 143 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 25582 (Debian DSA-1316-1 : emacs21 - denial of service), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (35143) and Tenable (25582).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 25582
Nessus Name: Debian DSA-1316-1 : emacs21 - denial of service
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 830214
OpenVAS Name: Zoho ManageEngine Support Center Plus Multiple Fields XSS Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

01/29/2007 🔍
01/29/2007 +0 days 🔍
05/24/2007 +115 days 🔍
06/21/2007 +28 days 🔍
06/21/2007 +0 days 🔍
06/21/2007 +0 days 🔍
06/21/2007 +0 days 🔍
06/21/2007 +0 days 🔍
06/27/2007 +6 days 🔍
07/02/2007 +5 days 🔍
10/01/2007 +91 days 🔍
03/15/2015 +2722 days 🔍
07/21/2019 +1589 days 🔍

Sourcesinfo

Vendor: debian.org

Advisory: debian.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-2833 (🔍)
OVAL: 🔍

X-Force: 35143
SecurityTracker: 1018277
Vulnerability Center: 15506 - Emacs 21 Vulnerability Allows User-Assisted Remote Attacker to Cause DoS, Medium
SecurityFocus: 24570 - GNU Emacs Image Processing Remote Denial of Service Vulnerability
Secunia: 26987
OSVDB: 37512 - GNU - Emacs - Image Processing - Remote Denial of Service Issue

Entryinfo

Created: 03/15/2015 15:58
Updated: 07/21/2019 09:59
Changes: 03/15/2015 15:58 (78), 07/21/2019 09:59 (5)
Complete: 🔍

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