Acme Labs Acme.Serve 1.7 URI input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Acme Labs Acme.Serve 1.7. Affected by this vulnerability is an unknown functionality of the component URI Handler. Executing a manipulation with the input / can lead to input validation. This vulnerability is tracked as CVE-2001-0748. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Acme Labs Acme.Serve 1.7. It has been declared as very critical. This vulnerability affects an unknown code block of the component URI Handler. The manipulation with the input value / leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Acme.Serve 1.7, as used in Cisco Secure ACS Unix and possibly other products, allows remote attackers to read arbitrary files by prepending several / (slash) characters to the URI.

The weakness was disclosed 05/31/2001 by AS19 Team as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2001-0748. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/04/2025).

After immediately, there has been an exploit disclosed. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The commercial vulnerability scanner Qualys is able to test this issue with plugin 86157 (Acme.Serve v1.7 Arbitrary File Access Vulnerability).

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 (6634), Exploit-DB (20894), SecurityFocus (BID 2809†), OSVDB (5544†) and Secunia (SA25536†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.8
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

05/31/2001 🔍
05/31/2001 +0 days 🔍
05/31/2001 +0 days 🔍
05/31/2001 +0 days 🔍
10/18/2001 +140 days 🔍
04/09/2004 +903 days 🔍
08/11/2004 +124 days 🔍
07/09/2014 +3619 days 🔍
10/04/2025 +4105 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: AS19 Team
Status: Not defined

CVE: CVE-2001-0748 (🔍)
GCVE (CVE): GCVE-0-2001-0748
GCVE (VulDB): GCVE-100-17512
X-Force: 6634
SecurityFocus: 2809 - Acme.Serve v1.7 Arbitrary File Access Vulnerability
Secunia: 25536
OSVDB: 5544 - Acme.Serve URI Encoded Traversal Arbitrary File Access
Vulnerability Center: 5023 - [cisco-sa-20020702-acsunix-acmeweb] Cisco Secure ACSr Allows Reading Arbitrary Files via URL, Medium

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

Entryinfo

Created: 07/09/2014 16:53
Updated: 10/04/2025 16:13
Changes: 07/09/2014 16:53 (63), 05/24/2019 09:17 (2), 12/09/2024 08:20 (23), 10/04/2025 16:13 (3)
Complete: 🔍
Cache ID: 216:229:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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