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.
CVE-2001-0748
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 94.8%
- KEV
- Not listed
Published
October 18, 2001
Last Modified
June 16, 2026
References (10)
- cve@mitrehttp://www.cisco.com/warp/public/707/acmeweb-acsunix-dirtravers-vuln-pub.shtml
- cve@mitrehttp://www.iss.net/security_center/static/6634.php
- cve@mitrehttp://www.osvdb.org/5544
- cve@mitrehttp://www.securityfocus.com/archive/1/188141
- cve@mitrehttp://www.securityfocus.com/bid/2809
- af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/warp/public/707/acmeweb-acsunix-dirtravers-vuln-pub.shtml
- af854a3a-2127-422b-91ae-364da2661108http://www.iss.net/security_center/static/6634.php
- af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/5544
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/188141
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/2809
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 3× in last 7d / 12× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-20 17:02 UTCEPSS rescore
- 2026-07-18 09:59 UTCEPSS rescore
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- 2026-06-07 15:21 UTCEPSS rescore
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- 2026-06-01 13:48 UTCEPSS rescore
- 2026-05-31 22:27 UTCEPSS rescore
- 2026-05-31 20:02 UTCEG score recompute
- 2026-05-31 20:02 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
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- 2026-05-21 22:38 UTCEPSS rescore
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- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-20894✓ verifiedFirst seen May 31, 2001
Acme.Serve 1.7 - Arbitrary File Access
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-20
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- CVE-2000-0380NVD 0.0EG 9.0EPSS 98%NONE
- CVE-2000-0258EG 7.5EPSS 97%HIGH
- CVE-2004-2771EG 0.0EPSS 93%NONE
- CVE-2002-2443EG 0.0EPSS 93%NONE
- CVE-2002-2433EG 0.0NONE
- CVE-2003-1569EG 0.0NONE
- CVE-2003-1568EG 0.0NONE
Frequently asked(4)
What is CVE-2001-0748?
When was CVE-2001-0748 disclosed?
Is CVE-2001-0748 actively exploited?
How do I remediate CVE-2001-0748?
Dependency Blast Radius
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