SANE up to 1.0.10 saned null termination

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5.1$0-$5k0.00

A vulnerability was found in SANE up to 1.0.10 and classified as problematic. Affected by this issue is an unknown functionality of the component saned. The manipulation with an unknown input leads to a null termination vulnerability. Using CWE to declare the problem leads to CWE-170. The product does not terminate or incorrectly terminates a string or array with a null character or equivalent terminator. Impacted is availability. CVE summarizes:

saned in sane-backends 1.0.7 and earlier, when debug messages are enabled, does not properly handle dropped connections, which can prevent strings from being null terminated and cause a denial of service (segmentation fault).

The bug was discovered 09/11/2003. The weakness was published 09/22/2003 by Alexander (Website). The advisory is shared for download at redhat.com. This vulnerability is handled as CVE-2003-0777 since 09/10/2003. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 15216 (Debian DSA-379-1 : sane-backends - several vulnerabilities), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115026 (Red Hat SANE Multiple Vulnerabilities).

Upgrading eliminates this vulnerability. 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 (13159) and Tenable (15216). Similar entries are available at 20836, 20837, 20838 and 20839.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Null termination
CWE: CWE-170 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 15216
Nessus Name: Debian DSA-379-1 : sane-backends - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 53374
OpenVAS Name: Debian Security Advisory DSA 379-1 (sane-backends)
OpenVAS File: 🔍
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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/09/2003 🔍
09/10/2003 +213 days 🔍
09/11/2003 +1 days 🔍
09/11/2003 +0 days 🔍
09/22/2003 +11 days 🔍
09/22/2003 +0 days 🔍
09/22/2003 +0 days 🔍
09/29/2004 +373 days 🔍
12/12/2005 +439 days 🔍
08/14/2014 +3167 days 🔍
06/12/2019 +1763 days 🔍

Sourcesinfo

Advisory: redhat.com
Researcher: Alexander
Status: Not defined

CVE: CVE-2003-0777 (🔍)
X-Force: 13159
Vulnerability Center: 9937 - SANE DoS via Strings that are not Null Terminated, Medium
SecurityFocus: 8597 - SANE Remote Dubug Enabled Connection Dropping Denial of Service Vulnerability
OSVDB: 11779 - saned debug messages denial of service

See also: 🔍

Entryinfo

Created: 08/15/2014 01:03
Updated: 06/12/2019 14:19
Changes: 08/15/2014 01:03 (70), 06/12/2019 14:19 (6)
Complete: 🔍

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