ClamAV up to 0.90.2 unsp.c 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.
9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in ClamAV 0.90/0.90 Rc1.1/0.90 Rc2/0.90.1/0.90.2. This vulnerability affects unknown code of the file unsp.c. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2007-3023. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in ClamAV 0.90/0.90 Rc1.1/0.90 Rc2/0.90.1/0.90.2 (Anti-Malware Software). Affected by this issue is some unknown functionality of the file unsp.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

unsp.c in ClamAV before 0.90.3 and 0.91 before 0.91rc1 does not properly calculate the end of a certain buffer, with unknown impact and remote attack vectors.

The weakness was disclosed 05/30/2007 (Website). The advisory is shared for download at svn.clamav.net. This vulnerability is handled as CVE-2007-3023 since 06/04/2007. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/20/2021).

The vulnerability scanner Nessus provides a plugin with the ID 25586 (Debian DSA-1320-1 : clamav - 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165070 (SUSE Security Update for ClamAv (SUSE-SA:2007:033)).

Upgrading to version 0.90_rc1.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (34890), Tenable (25586), SecurityFocus (BID 24358†), OSVDB (36908†) and Secunia (SA25525†). The entries VDB-3078, VDB-37189, VDB-37188 and VDB-37187 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 25586
Nessus Name: Debian DSA-1320-1 : clamav - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 58427
OpenVAS Name: Debian Security Advisory DSA 1320-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClamAV 0.90_rc1.1

Timelineinfo

04/26/2007 🔍
05/30/2007 +34 days 🔍
06/04/2007 +4 days 🔍
06/04/2007 +0 days 🔍
06/04/2007 +0 days 🔍
06/06/2007 +1 days 🔍
06/07/2007 +1 days 🔍
06/24/2007 +17 days 🔍
03/15/2015 +2821 days 🔍
07/20/2021 +2319 days 🔍

Sourcesinfo

Advisory: svn.clamav.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-3023 (🔍)
GCVE (CVE): GCVE-0-2007-3023
GCVE (VulDB): GCVE-100-37172

OVAL: 🔍

X-Force: 34890
SecurityFocus: 24358 - ClamAV Multiple Unspecified Vulnerabilities
Secunia: 25525 - Kolab Server ClamAV Denial of Service, Moderately Critical
OSVDB: 36908 - Clam AntiVirus unsp.c Unspecified DoS
Vulnerability Center: 15425 - Clam AntiVirus Remote Attack Allows Security Permissions Bypass, Critical

See also: 🔍

Entryinfo

Created: 03/15/2015 15:58
Updated: 07/20/2021 09:28
Changes: 03/15/2015 15:58 (66), 05/10/2019 18:22 (13), 07/20/2021 09:28 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!