WinACE 2.6.0.0 unacev2.dll memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in WinACE 2.6.0.0. This issue affects some unknown processing in the library unacev2.dll. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2005-2856. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in WinACE 2.6.0.0. It has been rated as critical. This issue affects an unknown code in the library unacev2.dll. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in the WinACE UNACEV2.DLL third-party compression utility before 2.6.0.0, as used in multiple products including (1) ALZip 5.51 through 6.11, (2) Servant Salamander 2.0 and 2.5 Beta 1, (3) WinHKI 1.66 and 1.67, (4) ExtractNow 3.x, (5) Total Commander 6.53, (6) Anti-Trojan 5.5.421, (7) PowerArchiver before 9.61, (8) UltimateZip 2.7,1, 3.0.3, and 3.1b, (9) Where Is It (WhereIsIt) 3.73.501, (10) FilZip 3.04, (11) IZArc 3.5 beta3, (12) Eazel 1.0, (13) Rising Antivirus 18.27.21 and earlier, (14) AutoMate 6.1.0.0, (15) BitZipper 4.1 SR-1, (16) ZipTV, and other products, allows user-assisted attackers to execute arbitrary code via a long filename in an ACE archive.

The bug was discovered 08/22/2005. The weakness was released 09/07/2005 by Tan Chew Keong (Website). The advisory is shared at secunia.com. The identification of this vulnerability is CVE-2005-2856 since 09/08/2005. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at securiteam.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 17 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (26168), Exploit-DB (1633), SecurityFocus (BID 14759†), OSVDB (19224†) and Secunia (SA19581†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/22/2005 🔍
09/07/2005 +16 days 🔍
09/07/2005 +0 days 🔍
09/07/2005 +0 days 🔍
09/07/2005 +0 days 🔍
09/08/2005 +0 days 🔍
09/08/2005 +0 days 🔍
09/08/2005 +0 days 🔍
05/21/2006 +255 days 🔍
03/11/2015 +3216 days 🔍
06/18/2019 +1560 days 🔍

Sourcesinfo

Advisory: secunia.com⛔
Researcher: Tan Chew Keong
Status: Confirmed

CVE: CVE-2005-2856 (🔍)
GCVE (CVE): GCVE-0-2005-2856
GCVE (VulDB): GCVE-100-26261
X-Force: 26168
SecurityFocus: 14759 - Multiple Vendor UNACEV2 Archive File Name Buffer Overflow Vulnerability
Secunia: 19581
OSVDB: 19224 - WinACE UNACEV2.DLL ACE Archive Filename Overflow
SecurityTracker: 1014863
Vulnerability Center: 11481 - WinACE Stack Overflow via UNACEV2.DLL, Medium
Vupen: ADV-2006-1565

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/11/2015 23:39
Updated: 06/18/2019 09:59
Changes: 03/11/2015 23:39 (66), 06/18/2019 09:59 (6)
Complete: 🔍
Cache ID: 216::103

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