ClamAV 0.88/0.88.1 HTTP Client get_database memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

A vulnerability classified as critical has been found in ClamAV 0.88/0.88.1 (Anti-Malware Software). This affects the function get_database of the component HTTP Client. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the get_database function in the HTTP client in Freshclam in ClamAV 0.80 to 0.88.1 might allow remote web servers to execute arbitrary code via long HTTP headers.

The weakness was shared 05/01/2006 by Ulf Harnhammar and Peter as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. This vulnerability is uniquely identified as CVE-2006-1989. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 21496 (FreeBSD : clamav -- Freshclam HTTP Header Buffer Overflow Vulnerability (b088bf48-da3b-11da-93e0-00123ffe8333)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115368 (Apple Mac OS X 10.4.7 Not Installed (APPLE-SA-2006-04-03)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (26182) and Tenable (21496). The entries 31040, 31039, 31038 and 31027 are related to this item.

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: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: 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: 21496
Nessus Name: FreeBSD : clamav -- Freshclam HTTP Header Buffer Overflow Vulnerability (b088bf48-da3b-11da-93e0-00123ffe8333)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 56671
OpenVAS Name: Debian Security Advisory DSA 1050-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

04/24/2006 🔍
05/01/2006 +7 days 🔍
05/01/2006 +0 days 🔍
05/01/2006 +0 days 🔍
05/01/2006 +0 days 🔍
05/01/2006 +0 days 🔍
05/10/2006 +8 days 🔍
05/13/2006 +3 days 🔍
03/12/2015 +3225 days 🔍
07/12/2021 +2314 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Researcher: Ulf Harnhammar, Peter
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-1989 (🔍)
X-Force: 26182
Vulnerability Center: 11382 - Freshclam Arbitrary Code Execution via long HTTP Headers Buffer Overflow, Medium
SecurityFocus: 17754 - Clam AntiVirus FreshClam Remote Buffer Overflow Vulnerability
Secunia: 19880
OSVDB: 25120 - Clam AntiVirus Freshclam HTTP Header Remote Overflow

See also: 🔍

Entryinfo

Created: 03/12/2015 12:19
Updated: 07/12/2021 09:10
Changes: 03/12/2015 12:19 (67), 05/10/2019 18:21 (9), 07/12/2021 09:06 (3), 07/12/2021 09:10 (1)
Complete: 🔍

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