CVE-2011-5164Absoluteftp Memory Corruption
Stack-based buffer overflow in VanDyke Software AbsoluteFTP 1.9.6 through 2.2.10 allows remote FTP servers to execute arbitrary code via a crafted file name in a LIST command response.
Published Sep 15, 2012 · Updated Apr 28, 2026
Key Facts
Patch immediately- CVE-2011-5164 is a critical-severity vulnerability (CVSS 9.3 v2) affecting Absoluteftp (Vandyke).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 29% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v2
9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
29%
Higher than 98.1% of all scored CVEs
Exploit maturity
Weaponized
ATLAS score
56/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Weaponized
Public exploit code
3
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Advisories And Exploit References
- advisory46781
Description
Stack-based buffer overflow in VanDyke Software AbsoluteFTP 1.9.6 through 2.2.10 allows remote FTP servers to execute arbitrary code via a crafted file name in a LIST command response.
Affected Products
14 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| AbsoluteftpVandyke | 1.9.6, 2.0.3, 2.0.4, 2.0.5, 2.2.1, 2.2.10, 2.2.2, 2.2.3 | n/a |
Timeline
Publicly disclosed
Sep 15, 2012
Last updated
Apr 28, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory46781
- exploitMSF absolute_ftp_list_bof.rb
- exploitExploitDB-18102
- exploit18102
- other77105
FAQ
Common Questions.
Stack-based buffer overflow in VanDyke Software AbsoluteFTP 1.9.6 through 2.2.10 allows remote FTP servers to execute arbitrary code via a crafted file name in a LIST command response.
Affected: Absoluteftp (Vandyke) versions 1.9.6, 2.0.3, 2.0.4, 2.0.5, 2.2.1, 2.2.10, 2.2.2, 2.2.3. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2011-5164 On Your Attack Surface?
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