A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to…

Description

A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to execute arbitrary code via a long argument to the InitX method that begins with a "%%" sequence, which is misinterpreted as a Unicode string and decoded twice, leading to improper memory allocation and a heap-based buffer overflow.

Scores

EPSS (exploitation in 30 days)

8.1% · top 5.2% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.

Weakness

• n/a
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• 1018986 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://research.eeye.com/html/advisories/published/AD20071120.html (opens in a new tab)x_refsource_MISCx_transferred
• 3405 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
• ADV-2007-3935 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 27717 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 4663 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
• 20071120 EEYE: BitDefender Online Scanner 8 Double Decode Heap Overflow (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2007-6189](https://trackcve.app/badge/CVE-2007-6189.svg)](https://trackcve.app/cve/CVE-2007-6189)

Record last updated 7 Aug 2024, 15:54 UTC.