CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.2 | $0-$5k | 0.00 |
A vulnerability was found in Cisco ClamAV 0.100.1 (Anti-Malware Software). It has been classified as problematic. Affected is the function parsehwp3_paragraph
. The manipulation with an unknown input leads to a integer overflow vulnerability. CWE is classifying the issue as CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. This is going to have an impact on availability. CVE summarizes:
ClamAV before 0.100.1 has an HWP integer overflow with a resultant infinite loop via a crafted Hangul Word Processor file. This is in parsehwp3_paragraph() in libclamav/hwp.c.
The bug was discovered 07/12/2018. The weakness was presented 07/12/2018 by Laurent Delosieres with Secunia Research as Secunia Research: Clam AntiVirus "parsehwp3_paragraph()" Denial of Service Vulnerability as confirmed mailinglist post (Bugtraq). The advisory is shared for download at seclists.org. The public release was coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2018-0360 since 11/27/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.
The vulnerability was handled as a non-public zero-day exploit for at least 52 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 111374 (Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : clamav regression (USN-3722-3)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197210 (Ubuntu Security Notification for Clamav Vulnerabilities (USN-3722-1)).
Applying a patch is able to eliminate this problem. A possible mitigation has been published before and not just after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (111374).
Product
Type
Vendor
Name
Version
License
Support
- end of life (old version)
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Integer overflowCWE: CWE-190 / CWE-189
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 111374
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : clamav regression (USN-3722-3)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Timeline
11/27/2017 🔍05/18/2018 🔍
05/21/2018 🔍
07/09/2018 🔍
07/12/2018 🔍
07/12/2018 🔍
07/16/2018 🔍
07/16/2018 🔍
07/25/2018 🔍
07/27/2018 🔍
06/08/2020 🔍
Sources
Vendor: cisco.comAdvisory: Secunia Research: Clam AntiVirus "parsehwp3_paragraph()" Denial of Service Vulnerability
Researcher: Laurent Delosieres
Organization: Secunia Research
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍
CVE: CVE-2018-0360 (🔍)
SecurityTracker: 1041367
Secunia: 82000
Entry
Created: 07/16/2018 09:07Updated: 06/08/2020 18:11
Changes: 07/16/2018 09:07 (80), 06/08/2020 18:11 (6)
Complete: 🔍
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