CVE-2006-2058
CVE-2006-2058 is a medium-severity vulnerability in Avantbrowser Avant Browser with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-88.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-88
- Affected product: Avantbrowser Avant Browser
- Published:
- Last modified:
Description
Argument injection vulnerability in Avant Browser 10.1 Build 17 allows user-assisted remote attackers to modify command line arguments to an invoked mail client via " (double quote) characters in a mailto: scheme handler, as demonstrated by launching Microsoft Outlook with an arbitrary filename as an attachment. NOTE: it is not clear whether this issue is implementation-specific or a problem in the Microsoft API.
Frequently asked questions
- What is CVE-2006-2058?
- Argument injection vulnerability in Avant Browser 10.1 Build 17 allows user-assisted remote attackers to modify command line arguments to an invoked mail client via " (double quote) characters in a mailto: scheme handler, as demonstrated by launching Microsoft Outlook with an arbitrary filename as an attachment. NOTE: it is not clear whether this issue is implementation-specific or a problem in the Microsoft API.
- How severe is CVE-2006-2058?
- CVE-2006-2058 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2006-2058 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2006-2058?
- CVE-2006-2058 affects Avantbrowser Avant Browser. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2006-2058?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2006-2058 published?
- CVE-2006-2058 was published on 2006-04-26 and last updated on 2026-06-16.
References
- http://ingehenriksen.blogspot.com/2006/04/office-2003-file-attachment-exploit.html
- http://securityreason.com/securityalert/785
- http://www.securityfocus.com/archive/1/432009/100/0/threaded
- http://www.vupen.com/english/advisories/2006/1538
- https://exchange.xforce.ibmcloud.com/vulnerabilities/26118
Affected products (1)
- cpe:2.3:a:avantbrowser:avant_browser:10.1:build_17:*:*:*:*:*:*
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