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CVE-2012-2420
The intu-help-qb (aka Intuit Help System Async Pluggable Protocol) handlers in HelpAsyncPluggableProtocol.dll in Intuit QuickBooks 2009…
Low1.8EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The intu-help-qb (aka Intuit Help System Async Pluggable Protocol) handlers in HelpAsyncPluggableProtocol.dll in Intuit QuickBooks 2009 through 2012, when Internet Explorer is used, might allow remote attackers to obtain sensitive information via a URI with a % (percent) character as its (1) last or (2) second-to-last character, in situations where a certain "post-URL data" buffer contains a 0x0000 character but a buffer overflow does not occur.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low1.8 | AV:A/AC:H/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.8.
Weakness
Affected products
n/a
- affected n/a
References (4)
- 80820 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20120330 Intuit Help System Protocol URL Heap Corruption and Memory Leak (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- VU#232979 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- quickbooks-helpasyncl-info-disc(74548) (opens in a new tab)vdb-entryx_refsource_XFx_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)
Record last updated .