ClamAV Antivirus 0.103.0/0.103.1 Excel XLM Macro Parsing Module 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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A vulnerability classified as problematic was found in ClamAV Antivirus 0.103.0/0.103.1 (Anti-Malware Software). This vulnerability affects an unknown function of the component Excel XLM Macro Parsing Module. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. As an impact it is known to affect availability.
The weakness was presented 04/08/2021. The advisory is shared for download at blog.clamav.net. This vulnerability was named CVE-2021-1252. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/08/2021). The MITRE ATT&CK project declares the attack technique as T1499.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at blog.clamav.net.
CVSSv3VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Denial of service
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceThreat: 🔍
0-Day Time: 🔒
Timeline04/08/2021 Advisory disclosed
04/08/2021 +0 days VulDB entry created
04/08/2021 +0 days VulDB last update
CVE: CVE-2021-1252 (🔒)
EntryCreated: 04/08/2021 03:33 PM
Changes: (39) software_vendor software_name software_version software_component vulnerability_cwe vulnerability_risk vulnerability_cvss3_vuldb_av vulnerability_cvss3_vuldb_ac vulnerability_cvss3_vuldb_pr vulnerability_cvss3_vuldb_ui vulnerability_cvss3_vuldb_s vulnerability_cvss3_vuldb_c vulnerability_cvss3_vuldb_i vulnerability_cvss3_vuldb_a vulnerability_cvss3_vuldb_rl vulnerability_cvss3_vuldb_rc advisory_url countermeasure_name countermeasure_patch_url source_cve advisory_date software_type vulnerability_cvss2_vuldb_av vulnerability_cvss2_vuldb_ac vulnerability_cvss2_vuldb_au vulnerability_cvss2_vuldb_ci vulnerability_cvss2_vuldb_ii vulnerability_cvss2_vuldb_ai vulnerability_cvss2_vuldb_rc vulnerability_cvss2_vuldb_rl vulnerability_cvss2_vuldb_e vulnerability_cvss3_vuldb_e vulnerability_cvss2_vuldb_basescore vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_basescore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore exploit_price_0day
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